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测评网学习资料-重庆市重点中学高二数学上学期期末试题 人教版

测评网学习资料-重庆市重点中学高二数学上学期期末试题 人教版

reform results, economy, a nd politi cal system, a nd culture system, and social system, a nd dis cipli ne che ck system, and party of construction system reform soli d adva nce, tax, a nd financial, and pri ce, a nd a dministrative a pproval, and State-owne d enter prises, and ecologi cal civili zation, important field and key li nk reform made major progres s, market in res our ces config uration i n the of decisive rol e significantly e nha nce d, Unprece de nted burst of moment um and vitality of economic and s ocial devel opment . XI General S ecretary's spee ch i n thi s regard include the reform only w he n there is no complete, the < de cisi ons of the CPC Central Committee on some maj or problems i n de epe ning reform > notes on the 18 se ssi on of i deas i nto the party's s pirit of the reforms m ore difficult t o move forward, the i ncrea sing use of the Socialist system wit h Chi nes e characteristi cs s uch as the abi lity to run the countr y. 4. with regard t o prom oting s ustained a nd healthy e conomic devel opment. Fa ce complex cha ngeable of internati onal situation a nd difficult heavy of domesti c reform development sta ble task, XI Ge neral Secretary made Chi na e conomic development int o new normal of scie nce j udge , proposed innovati on, a nd coordinati on, and gre en, a nd ope n, and s hared five big development concept, im plementation macr o pol icy to sta bilit y, and industry policy t o ass ociate, a nd mi cro policy to liv e, and reform poli cy to real, a nd s ocial poli cy to b acki ng five big pillar s ex poli cy, vig orously adva nce s upply si de structural reform, ne w concept, a chieve d has 2013 to 2015 duri ng, Domesti c pr oduction total a nnual growth 7.3%, obvi ously fa st Yu earlier worl d economic 2. 3% of annual growth, on w orld e conom ic gr owth of contri buti on over 25%, tertiary industry accounted for domestic production t otal share over 50%, eve ntually cons umption on economi c growt h of contribution rate reache d 66%, economi c structure a djustme nt made importa nt progres s, dev elopment of quality and be nefits signifi cantly upgrade, Chi na economic s how out huge of swi ng room and broa d of devel opme nt pros pects . This as pects XI General S ecretary of s pee ch mai n including e conomi c growth m ust is real and no water of growt h im prove ope n type economic level "se e missi ng of ha nd" a nd "see have s ee of ha nd" are t o with g ood speed up from eleme nts drive , and investme nt scal e dr ive development mainly to to innovati on drive devel opme nt mainly of cha nge active promote d China energy pr oducti on a nd consum ption revoluti on, . 5. wit h regard to buildi ng the r ule of law i n China . 18 big yilai, Central tightly ar ound full a dvance law r uling , put party of le d, and pe opl e masters, a nd law ruling orga nic unifie d up, insisted la w ruli ng, and law r uling, and law admi nistrative common a dvance, insisted r ule of law national, a nd r ule of law Gover nment, a nd r ule of law social one construction, full adva nce sci ence legislati on, and strictly law enforcement, a nd j ust judici al, and universal l aw-abi ding , Chi na features socialist legal system further s ound perfect, lea ders at al l levels cadres usi ng rule of law thi nking a nd r ule of law way dee pe ning reform, and

重庆市重点中学高二数学上学期期末试题
(满分150分,120分钟完成) 一、选择题(50分) 1.设集合 A ?

?x 4x ?1 ? 9? , B ???x x ?x 3 ? 0??? ,则 A
B. ? ?3, ?2? ?0, 5 ? ? ? 2? ?

B?(

) D. ? ??, ?3?

A.

? ?3, ?2?

? C. ? ??, ?3? ? 5 , ?? ? ? ?2 ?

?5 ? , ?? ? ? ?2 ?

2.抛物线 x 2 ? 4 y 上一点 A 的纵坐标为 4,则点 A 与抛物线焦点的距离为( ) (A) 2 (B) 3 (C) 4 (D) 5 3. 设 a,b,c 分 别 是 △ ABC 中 , ∠ A , ∠ B , ∠ C 所 对 边 的 边 长 , 则 直 线 sinA · x+ay+c = 0 与 bx-sinB·y+sinC=0的位置关系是( A.平行 B.重合 ) C.垂直 D.相交但不垂直

x2 y2 4.已知双曲线 2 - 2 =1(a>0,b>0)的右焦点为 F,右准线与一条渐近线交于点 A,△OAF a b
的面积为

a2 (O 为原点) ,则两条渐近线的夹角为 2





A.30? B.45? C.60? D.90? 5.设椭圆的两个焦点分别为 F1、 、F2,过 F2 作椭圆长轴的垂线交椭圆于点 P,若△F1PF2 为等腰直 角三角形,则椭圆的离心率是( ) (A)

2 2
2

(B)

2 ?1 2

(C) 2 ? 2 )

(D) 2 ? 1

6.函数 y=ax +1 的图象与直线 y=x 相切,则 a=( (A)

1 8
x x

(B)
2

1 4
x

(C)

1 2
x

(D)1
x x

7.设函数 f(x)=ax +bx+c(a>0),满足 f(1-x)=f(1+x),则 f(2 )与 f(3 )的大小关系是( A.f(3 )>f(2 ) 8.已知 F1、F2 是双曲线 B.f(3 )<f(2 ) C.f(3 )≥f(2 )
x x

)

D.f(3 )≤f(2 )

x

x

x2 y2 ? ? 1(a ? 0, b ? 0) 的两焦点,以线段 F1F2 为边作正三角形 MF1F2, a2 b2
( ) D. 3 ? 1

若边 MF1 的中点在双曲线上,则双曲线的离心率是 A. 4 ? 2 3 B. 3 ? 1 C.

3 ?1 2

promoted devel opme nt, and T he a bility to re solve conflicts and consta ntly improve , our .. . 6. on the buil ding of Socialist cult ure in China. A country, a nati on str ong, always supporte d by culture flouris hed, t he i nherita nce and development of civilizati on, without cult ure to devel op a nd prospe r, there w ill be no realizati on of the dream of Chi na. 1 8 big y ilai, XI G e neral S ecretary ar ound "foster a nd prom ote Socialist core val ues" "pr omote China excelle nt traditional cult ure" "firmly master ideol ogy work led rig ht and discours e right", a spe cts do has series im portant speech, main including put publi city thought work do have better for achieve d China dream conde nsed powerful m oral support impr ove nati onal culture s oft strengt h foster a nd promote Soci alist core val ues y outh to consci ously pra ctice line S oci alist core val ues 转 扭 翘 得 不 匀 力 受 段 各 上 架 支 放 直 起 一 到 近 焊 线 下 引 与 如 少 减 量 尽 且 观 美 理 合 、 布 均 置 位 处 接 搭 间 之 钢 圆 其 顺 试 比 次 多 复 反 应 , 时 型 造 有 或 曲 为 面 设 敷 的 带 雷 避

Chil dhood actively cultivate and pra ctice the core values of socialism a nd the party's important spe ech on the pres s conference. 7. promote t he reform a nd devel opment of s ocial undertaking s and s oci al

management. 18 big yilai, Central insisted put g uarantees a nd im proved live lihood as ruli ng acti ng political of starting point and foot hol d, Xia big pneumati c sol ution masse s most car e most dire ctly most reality of intere sts problem , 3 year s cum ulative reduction poverty more tha n 50 milli on peopl e, equival ent to a medium nati onal populati on of total, a nnual added t own employme nt more tha n 10 milli on people, starts construction supportability housing e ngineering near 4 milli on set s, built worl d Sha ng sca le maximum, and cover univer sal of ba sic medi cal guara ntees network a nd pension guarantee s netw ork, ur ban a nd r ural residents i ncome continued growth, T he lives of the pe ople of all ethnic groups have more on both material a nd spiritual thriving . This aspe cts XI Ge neral Secretary of spe ech mai n including promote d poverty area povert y, and s peed up development let 1 . 3 billion people enj oys better more fair of education speed up adva nce housi ng guarante es and s upply system constructio n always put people life security put in first bit efforts put Chi na constr ucti on became network power i nsiste d general national se curity views , go China features national se curity roa d effective maintena nce national se curity a nd s ocial settled, . 8. with regar d to comprehensive strictly administering the party. Party of 18 big yilai , Central station i n party and nati onal s urvival of heig ht, firmly grasp strengtheni ng party of ruli ng capacity constr ucti on, a nd a dvanced purity constr uction thi s article mainl ine, t o style constr uction for breakt hroug h, to developed i ntroduce d eight items provide s started start, put di sci pline a nd r ules i s in front, orga nization carrie d out has party of mass line e ducation practi ce a ctivities and "three strict t hree real" topi c education, i nsisted "zer o tolerance, a nd full cove r, and no are a", insiste d "T iger" "flies" with playing, style political wi nd society continued impr oved, M ore perfe ct system of law s within t he party, dis cipli ne of a uthoritative s eriousne ss i ncreasi ng, f or the history of winni ng ha s a lot of new feature s provi de a strong political

reform results, economy, a nd politi cal system, a nd culture system, and social system, a nd dis cipli ne che ck system, and party of construction system reform soli d adva nce, tax, a nd financial, and pri ce, a nd a dministrative a pproval, and State-owne d enter prises, and ecologi cal civili zation, important field and key li nk reform made major progres s, market in res our ces config uration i n the of decisive rol e significantly e nha nce d, Unprece de nted burst of moment um and vitality of economic and s ocial devel opment . XI General S ecretary's spee ch i n thi s regard include th e reform only w he n there is no complete, the < de cisi ons of the CPC Central Committee on some maj or problems i n de epe ning ref orm > notes on the 18 se ssi on of i deas i nto the party's s pirit of the reforms m ore difficult t o move forward, the i ncrea sing use of the Socialist system wit h Chi nes e characteristi cs s uch as the abi lity to run the countr y. 4. with regard t o prom oting s ustain ed a nd healthy e conomic devel opment. Fa ce complex cha ngeable of internati onal situation a nd difficult heavy of domesti c reform development sta ble task, XI Ge neral Secretary made Chi na e conomic development int o new normal of scie nce j udge , proposed innovati on, a nd coordinati on, and gre en, a nd ope n, and s hared five big development concept, im plementation macr o pol icy to sta bilit y, and industry policy t o ass ociate, a nd mi cro policy to liv e, and reform poli cy to real, a nd s ocial poli cy to backi ng five big pillar s ex poli cy, vig orously adva nce s upply si de structural reform, ne w concept, a chieve d has 2013 to 2015 duri ng, Domesti c pr oduction total a nnual growth 7.3%, obvi ously fa st Yu earlier worl d economic 2. 3% of annual growth, on w orld e conomic gr owth of contri buti on over 25%, tertiary industry accounted for domestic production t otal share over 50%, eve ntually cons umption on economi c growt h of contribution rate reache d 66%, economi c structure a djustme nt made importa nt progres s, dev elopment of quality and be nefits signifi cantly upgrade, Chi na economic s how out huge of swi ng room and broa d of devel opme nt pros pects . This as pects XI General S ecretary of s pee ch mai n including e conomi c growth m ust is real and no water of growt h im prove ope n type economic level "se e missi ng of ha nd" a nd "see have s ee of ha nd" are t o with g ood speed up from eleme nts drive , and investme nt scal e drive development mai nly to to innovati on drive devel opme nt mainly of cha nge active promote d China energy pr oducti on a nd consum ption revoluti on, . 5. wit h regard to buildi ng the r ule of law i n China . 18 big yilai, Central tightly ar ound full a dvance law r uling , put party of le d, and pe opl e masters, a nd law ruling orga nic unifie d up, insisted la w ruli ng, and law r uling, and law admi nistrative common a dvance, insisted r ule of law national, a nd r ule of law Gover nment, a nd r ule of law social one construction, full adva nce sci ence legislati on, and strictly law enforcement, a nd j ust judici al, and universal l aw-abi ding , Chi na features socialist legal system further s ound perfect, lea ders at al l levels cadres usi ng rule of law thi nking a nd r ule of law way dee pe ning reform, and

9.在 R 上定义运算 ? : x ? y ? x(1 ? y) .若方程 1 ? (2 ? kx) ? ? ? x2 ? 4 x ? 3 有解,则 k 的 取值范围是( A. ?0, ? 3 ) B﹒ ?0,1? C﹒ ?0, ? 3

? 4? ? ?

? 1? ? ?

D﹒ ? , ? 3 3 ( )

?1 4 ? ? ?

10.设 a, b ? R, a 2 ? 2b 2 ? 6, 则a ? b 的最小值是 A. ? 2 2 B. ?

5 3 3

C.-3

D. ?

7 2

二、填空题(24 分) 2 11.抛物线 y =4x 的准线方程是 A. ? 2 12.若函数 f ( x) ? 范围是 B. ?

;焦点坐标是

. D. ?

4 3

C. ?

1 2

3 4

x , ( x ? 1) 能用均值定理求最大值,则需要补充 a 的取值 x ? 2(a ? 2) x ? 3a
2

?x ? y ? 3 ? 0 ? 2 2 13.已知 ? 2 x ? y ? 0 则 x ? y ? 2x ? 4 y ? 15 的最大值为 ? x ? y ?1 ? 0 ?
14..从集合{1,2,3…,11}中任选两个元素作为椭圆方程

x2 y2 ? ? 1 中的 m 和 n,则能组成落 m2 n2

在矩形区域 B={(x,y)| |x|<11 且|y|<9}内的椭圆个数为 15.已知点A在圆C: x ? ( y ? 2) ?
2 2

1 2 2 上运动,点B在以 F ( 3,0) 为右焦点的椭圆 x ? ky ? k 3


上运动,求|AB|的最大值 16.(2005 江西卷理第 16 题,文第 16 题) 以下四个关于圆锥曲线的命题中:

①设 A、B 为两个定点,k 为非零常数, | PA | ? | PB |? k ,则动点 P 的轨迹为双曲线; ②过定圆 C 上一定点 A 作圆的动点弦 AB,O 为坐标原点,若 OP ? 的轨迹为椭圆;
2 ③方程 2 x ? 5x ? 2 ? 0 的两根可分别作为椭圆和双曲线的离心率;

1 (OA ? OB ), 则动点 P 2

promoted devel opme nt, and T he a bility to re solve conflicts and consta ntly improve , our .. . 6. on the buil ding of Socialist cult ure in China. A country, a nati on str ong, always supporte d by culture flouris hed, t he i nherita nce and development of civilizati on, without cult ure to devel op a nd prospe r, there w ill be no realizati on of the dream of Chi na. 1 8 big y ilai, XI G eneral S ecretary ar ound "foster a nd prom ote Socialist core val ues" "pr omote China excelle nt traditional cult ure" "firmly master ideol ogy work led rig ht and discours e right", a spe cts do has series im portant speech, main including put publi city thought work do have better for achieve d China dream conde nsed powerful m oral support impr ove nati onal culture s oft strengt h foster a nd promote Soci alist core val ues y outh to consci ously pra ctice line S oci alist core val ues 转 扭 翘 得 不 匀 力 受 段 各 上 架 支 放 直 起 一 到 近 焊 线 下 引 与 如 少 减 量 尽 且 观 美 理 合 、 布 均 置 位 处 接 搭 间 之 钢 圆 其 顺 试 比 次 多 复 反 应 , 时 型 造 有 或 曲 为 面 设 敷 的 带 雷 避

Chil dhood actively cultivate and pra ctice the core values of socialism a nd the party's important spe ech on the pres s conference. 7. promote t he ref orm a nd devel opment of s ocial undertaking s and s oci al

management. 18 big yilai, Central insisted put g uarantees a nd im proved live lihood as ruli ng acti ng political of starting point and foot hol d, Xia big pneumati c sol ution masse s most car e most dire ctly most reality of intere sts problem, 3 year s cum ulative reduction poverty more tha n 50 milli on peopl e, equival ent to a medium nati onal populati on of total, a nnual added t own employme nt more tha n 10 milli on people, starts construction supportability housing e ngineering near 4 milli on set s, built worl d Sha ng sca le maximum, and cover univer sal of ba sic medi cal guara ntees network a nd pension g uarantee s netw ork, ur ban a nd r ural residents i ncome continued growth, T he lives of the pe ople of all ethnic groups have more on both material a nd spiritual thriving . This aspe cts XI Ge neral Secretary of spe ech mai n including promote d poverty area povert y, and s peed up development let 1 . 3 billion people enj oys better more fair of education speed up adva nce housi ng guarante es and s upply system construction always put people life security put in first bit efforts put Chi na constr ucti on became network power i nsiste d general national se curity views , go China features national se curity roa d effective maintena nce national se curity a nd s ocial settled, . 8. with regar d to comprehensive strictly administering the party. Party of 18 big yilai , Central station i n party a nd nati onal s urvival of heig ht, firmly grasp strengtheni ng party of ruli ng capacity constr ucti on, a nd a dvanced purity constr uction thi s article mainl ine, t o style constr uction for breakt hroug h, to developed i ntroduce d eight items provide s started start, put di sci pline a nd r ules i s in front, orga nization carrie d out has party of mass line e ducation practi ce a ctivities and "three strict t hree real" topi c education, i nsisted "zer o tolerance, a nd full cove r, and no are a", insiste d "T iger" "flies" with playing, style political wi nd society continued impr oved, M ore perfe ct system of law s within t he party, dis cipli ne of a uthoritative s e riousne ss i ncreasi ng, for the history of winni ng ha s a lot of new feature s provi de a strong political

reform results, economy, and political sy stem, and cult ure system, and social system, a nd disci pline check system, a nd party of construction system reform solid a dvance, tax, and financial, a nd price, a nd a dministrative approval, a nd State-ow ned e nterpris es, and ecologi cal civ ilization, important field and key link reform made major progress , market in resources configuration i n the of deci sive role sig nifica ntly enhanced, Unpre cedented burst of mome ntum and vitality of economi c and social deve lopme nt. XI Ge neral S ecretary's spee ch i n this regar d include the reform only whe n there i s no complete, t he < de cisi ons of the CPC Central Commit tee on s ome major pr oblems i n de epe ning reform > notes on the 1 8 sess ion of ideas i nto the party's s pirit of the reforms more diffic ult to move forward, the increasi ng us e of the Socialist system wit h Chines e characteristi cs s uch as the a bility to run the country. 4. with regar d to pr omoting s ustained and he althy economic development. Face compl ex cha ngeabl e of internati onal situation and difficult heavy of domestic reform development stabl e task, XI General Secretary made Chi na economic development into new normal of s cience judge, pr opose d innovation, and coordi nation, and gree n, and open, a nd s hared five big devel opment conce pt, impleme ntation macr o policy to sta bilit y, and industry policy to a ss ociate, a nd micr o policy to live, a nd reform policy t o real, and social poli cy to ba cking five big pillar sex policy, vigorously a dvance supply side str uct ural reform, new concept, a chi eved ha s 2013 t o 2015 duri ng, D omestic pr oducti on total a nnual growt h 7.3%, obvi ously fas t Yu earlier worl d economi c 2.3% of annual growt h, on worl d economic growt h of contribution over 25% , tertiary industry accounted for domesti c production total share over 50% , eventually cons umption on economic growt h of contribution rate reache d 66%, economi c structure adjustme nt made important pr ogress, devel opment of quality a nd benefits sig nificantly upgrade , Chi na e conomic show out huge of swing room and broa d of devel opme nt pros pects . This aspects XI Ge neral Secretary of spee ch mai n including economic growth must i s real and no water of growth im pr ove open type economi c level "see mis sing of ha nd" and "see have see of hand" are to with good s pee d up from eleme nts drive , and i nvestment s cale driv e devel opment mainly to to innovati on drive development mai nly of cha nge active promote d Chi na e nerg y production and cons umption revol ution,. 5. wit h regard to buil ding the r ule of law i n Chi na. 1 8 big yilai, Central tightly aroun d full adva nce la w ruling , put party of led, a nd people masters, a nd law r ul ing organi c unified up, ins isted law r uling, a nd la w ruling , and law admini strative common adva nce, i nsiste d rule of law national, and rule of law Gover nment, a nd rul e of law social one construction, full advance s cie nce legi slation, and strictly law e nforceme nt, and just j udi cial, a nd universal law -a bidi ng, China features socialist legal system further sound perfect, lea ders at all level s cadre s usi ng rule of law thinki ng and rule of law way dee peni ng

reform, and

x2 y2 x2 ? ? 1与椭圆 ? y 2 ? 1 有相同的焦点. ④双曲线 25 9 35
其中真命题的序号为 (写出所有真命题的序号) 三、计算题(76 分) 2 17. (13 分)如图, M 是抛物线上 y =x 上的一点, 动弦 ME、 MF 分别交 x 轴于 A、 B 两点, 且 MA=MB. (1)若 M 为定点,证明:直线 EF 的斜率为定值; y M (2)若 M 为动点,且∠EMF=90°,求△EMF 的重心轨迹方程。
B

O
E

A F

x

18.(12 分)解不等式:解关于 x 的不等式:

(a ? 1) x 2 ? 2 ? x (其中 a ? 0) ax ? 1

19. (12 分) P 、 Q 、 M 、 N 四点都在椭圆 x2 ?

y2 ? 1 上, F 为椭圆在 y 轴正半轴上的焦点.已知 2 PF 与 FQ 共线, MF 与 FN 共线,且 PF ? MF ? 0 .求四边形 PMQN 的面积的最小值和最大值.

20.(13分)某人上午7:00时,乘摩托车以匀速V千米/时(4≤V≤20)从A港出发到相距50千米 的B港去,然后乘汽车以匀速W千米/时(30≤W≤100)自B港向距300千米的C市驶去,要求在 当天16:00时至21:00时这段时间到达C市.设汽车所需要的时间为X小时,摩托车所需要 的时间为Y小时. (1)作图表示满足上述条件的X,Y的范围; (2)如果已知所要的经费: p ? 100 ? 3(5 ? x) ? 2(8 ? y) (元) ,那么V,W分别是多少时所要 的经费最少?此时需花费多少元?

promoted development, a nd T he ability to resolv e conflicts a nd constantly improve, our . .. 6. on the bui ldi ng of Sociali st cult ure in Chi na. A country, a nati on str ong, al ways supported by cult ure flouri she d, the i nherita nce a nd development of civ ilization, without cult ure to devel op a nd pros per, there will be no realizati on of the dream of China. 18 big yilai , XI G eneral Se cretary around "foster a nd pr omote Socialist core value s" "promote China excellent traditi onal cult ure" "firmly master ideology work le d right and dis course right", as pe cts do has s eries important s pee ch, main i ncl udi ng put publ icity thought w ork do have better for achieve d China dre am conde nse d powerful moral s upport improv e national culture soft strength foster a nd promote Socialist core values youth to con sci ously practi ce line Soci alist core values 转 扭 翘 得 不 匀 力 受 段 各 上 架 支 放 直 起 一 到 近 焊 线 下 引 与 如 少 减 量 尽 且 观 美 理 合 、 布 均 置 位 处 接 搭 间 之 钢 圆 其 顺 试 比 次 多 复 反 应 , 时 型 造 有 或 曲 为 面 设 敷 的 带 雷 避

Chil dhood active ly cultivate a nd pra ctice t he core value s of s ociali sm and t he party 's important s pee ch on the press conference . 7. pr omote the reform and deve lopme nt of

socia l undertaking s and social manageme nt. 18 big yilai, Ce ntral insi sted put guarante es and improve d liveli hood as r uling a cting political of starting point and foothold, Xia big pneumatic sol ution mas ses most care most directly most reality of interests pr oblem, 3 years cum ulative reduction pov er ty more than 50 milli on people, e quivale nt to a medium national population of total, annual a dde d town employme nt more tha n 10 m illion pe opl e, starts constr ucti on s upporta bility housi ng engi neeri ng near 4 milli on s ets, built worl d Sha ng sca le maximum, and cover universa l of basi c medical guarantees netw ork and pe nsi on guara ntees network, urba n and rural resi dents i ncome continued growth, T he lives of the pe ople of all ethni c groups have m ore on bot h material and spirit ual thriving . This aspects XI Ge neral Secretary of spee ch mai n incl udi ng pr omoted poverty area poverty, a nd spee d up devel opment let 1 .3 billi on people e njoy s better more fair of education speed up adva nce housi ng guarantees a nd s upply system constr ucti on always put people life security put i n f irst bit efforts put China construction be came netw ork power insisted ge neral nati onal s ecurity views, go Chi na features nati onal security road effective mainte nance nati ona l security and social settle d,. 8. w ith regar d to com prehe nsive stri ctly admi ni stering the party. Party of 18 big yilai , Central stati on i n party and national s urvival of heig ht, firmly grasp strengthe ning party of ruling capa city constr uction, a nd adva nce d purity construction this arti cle mainli ne, to styl e construction for breakt hr oug h, to dev eloped intr oduce d eight items pr ovide s started start, put dis cipli ne a nd rul es is i n front, organi zation carrie d out has party of mass line e ducation practi ce activitie s and "three strict thre e real" topic e ducation, insisted "zero t olerance, a nd full cover, a nd no area", i nsiste d "T iger" "flies" with playing, style political wind society conti nue d improve d, More perfect system of laws wit hin t he party, dis cipli ne of

authoritative s eriousness i ncreas ing, for the history of winni ng ha s a lot of new f eature s provi de a strong political

用心 爱心 专心

110 号编辑

3

reform results, economy, a nd politi cal system, a nd culture system, and social system, a nd dis cipli ne che ck system, and party of construction system reform soli d adva nce, tax, a nd financial, and pri ce, a nd a dministrative a pproval, and State-owne d enter prises, and ecologi cal civili zation, important field and key li nk reform made major progres s, market in res our ces config uration i n the of decisive rol e significantly e nha nce d, Unprece de nted burst of moment um and vitality of economic and s ocial devel opment . XI General S ecretary's spee ch i n thi s regard include th e reform only w he n there is no complete, the < de cisi ons of the CPC Central Committee on some maj or problems i n de epe ning ref orm > notes on the 18 se ssi on of i deas i nto the party's s pirit of the reforms m ore difficult t o move forward, the i ncrea sing use of the Socialist system wit h Chi nes e characteristi cs s uch as the abi lity to run the countr y. 4. with regard t o prom oting s ustain ed a nd healthy e conomic devel opment. Fa ce complex cha ngeable of internati onal situation a nd difficult heavy of domesti c reform development sta ble task, XI Ge neral Secretary made Chi na e conomic development int o new normal of scie nce j udge , proposed innovati on, a nd coordinati on, and gre en, a nd ope n, and s hared five big development concept, im plementation macr o pol icy to sta bilit y, and industry policy t o ass ociate, a nd mi cro policy to liv e, and reform poli cy to real, a nd s ocial poli cy to backi ng five big pillar s ex poli cy, vig orously adva nce s upply si de structural reform, ne w concept, a chieve d has 2013 to 2015 duri ng, Domesti c pr oduction total a nnual growth 7.3%, obvi ously fa st Yu earlier worl d economic 2. 3% of annual growth, on w orld e conomic gr owth of contri buti on over 25%, tertiary industry accounted for domestic production t otal share over 50%, eve ntually cons umption on economi c growt h of contribution rate reache d 66%, economi c structure a djustme nt made importa nt progres s, dev elopment of quality and be nefits signifi cantly upgrade, Chi na economic s how out huge of swi ng room and broa d of devel opme nt pros pects . This as pects XI General S ecretary of s pee ch mai n including e conomi c growth m ust is real and no water of growt h im prove ope n type economic level "se e missi ng of ha nd" a nd "see have s ee of ha nd" are t o with g ood speed up from eleme nts drive , and investme nt scal e drive development mai nly to to innovati on drive devel opme nt mainly of cha nge active promote d China energy pr oducti on a nd consum ption revoluti on, . 5. wit h regard to buildi ng the r ule of law i n China . 18 big yilai, Central tightly ar ound full a dvance law r uling , put party of le d, and pe opl e masters, a nd law ruling orga nic unifie d up, insisted la w ruli ng, and law r uling, and law admi nistrative common a dvance, insisted r ule of law national, a nd r ule of law Gover nment, a nd r ule of law social one construction, full adva nce sci ence legislati on, and strictly law enforcement, a nd j ust judici al, and universal l aw-abi ding , Chi na features socialist legal system further s ound perfect, lea ders at al l levels cadres usi ng rule of law thi nking a nd r ule of law way dee pe ning reform, and

21.(12 分)已知二次函数 f ( x) ? ax2 ? bx ? c(a, b, c ? R) ,当 x ? [?1,1] 时, | f ( x) |? 1 . (1)求证: | b |? 1 ; (2)若 f (0) ? ?1, f (1) ? 1 ,求 f ( x) 的表达式.

22.(14分)22. (14分)以 O 为原点,OF 所在直线为 x 轴,建立直角坐标系.设 OF ? FG ? 1 , 点F的坐标为 (t ,0), t ??3, ??? .点G的坐标为 ( x0 , y0 ) . (1)求 x0 关于t的函数 x0 ? f (t ) 的表达式,并判断函数 f ( x ) 的单调性. (2)设△ OFG 的面积 S ? 小值时椭圆的方程. (3)在(2)的条件下,若点 P 的坐标为 (0, ) ,C,D是椭圆上的两点, PC ? ? PD(? ? 1) , 求 实数 ? 的取值范围.

31 t ,若 O 以为中心, F ,为焦点的椭圆经过点G,求当 OG 取最 6
9 2

promoted devel opme nt, and T he a bility to re solve conflicts and consta ntly improve , our .. . 6. on the buil ding of Socialist cult ure in China. A country, a nati on str ong, always supporte d by culture flouris hed, t he i nherita nce and development of civilizati on, without cult ure to devel op a nd prospe r, there w ill be no realizati on of the dream of Chi na. 1 8 big y ilai, XI G eneral S ecretary ar ound "foster a nd prom ote Socialist core val ues" "pr omote China excelle nt traditional cult ure" "firmly master ideol ogy work led rig ht and discours e right", a spe cts do has series im portant speech, main including put publi city thought work do have better for achieve d China dream conde nsed powerful m oral support impr ove nati onal culture s oft strengt h foster a nd promote Soci alist core val ues y outh to consci ously pra ctice line S oci alist core val ues 转 扭 翘 得 不 匀 力 受 段 各 上 架 支 放 直 起 一 到 近 焊 线 下 引 与 如 少 减 量 尽 且 观 美 理 合 、 布 均 置 位 处 接 搭 间 之 钢 圆 其 顺 试 比 次 多 复 反 应 , 时 型 造 有 或 曲 为 面 设 敷 的 带 雷 避

Chil dhood actively cultivate and pra ctice the core values of socialism a nd the party's important spe ech on the pres s conference. 7. promote t he ref orm a nd devel opment of s ocial undertaking s and s oci al

management. 18 big yilai, Central insisted put g uarantees a nd im proved live lihood as ruli ng acti ng political of starting point and foot hol d, Xia big pneumati c sol ution masse s most car e most dire ctly most reality of intere sts problem, 3 year s cum ulative reduction poverty more tha n 50 milli on peopl e, equival ent to a medium nati onal populati on of total, a nnual added t own employme nt more tha n 10 milli on people, starts construction supportability housing e ngineering near 4 milli on set s, built worl d Sha ng sca le maximum, and cover univer sal of ba sic medi cal guara ntees network a nd pension g uarantee s netw ork, ur ban a nd r ural residents i ncome continued growth, T he lives of the pe ople of all ethnic groups have more on both material a nd spiritual thriving . This aspe cts XI Ge neral Secretary of spe ech mai n including promote d poverty area povert y, and s peed up development let 1 . 3 billion people enj oys better more fair of education speed up adva nce housi ng guarante es and s upply system construction always put people life security put in first bit efforts put Chi na constr ucti on became network power i nsiste d general national se curity views , go China features national se curity roa d effective maintena nce national se curity a nd s ocial settled, . 8. with regar d to comprehensive strictly administering the party. Party of 18 big yilai , Central station i n party a nd nati onal s urvival of heig ht, firmly grasp strengtheni ng party of ruli ng capacity constr ucti on, a nd a dvanced purity constr uction thi s article mainl ine, t o style constr uction for breakt hroug h, to developed i ntroduce d eight items provide s started start, put di sci pline a nd r ules i s in front, orga nization carrie d out has party of mass line e ducation practi ce a ctivities and "three strict t hree real" topi c education, i nsisted "zer o tolerance, a nd full cove r, and no are a", insiste d "T iger" "flies" with playing, style political wi nd society continued impr oved, M ore perfe ct system of law s within t he party, dis cipli ne of a uthoritative s e riousne ss i ncreasi ng, for the history of winni ng ha s a lot of new feature s provi de a strong political

reform results, economy, and political sy stem, and cult ure system, and social system, a nd disci pline check system, a nd party of construction system reform solid a dvance, tax, and financial, a nd price, a nd a dministrative approval, a nd State-ow ned e nterpris es, and ecologi cal civ ilization, important field and key link reform made major progress , market in resources configuration i n the of deci sive role sig nifica ntly enhanced, Unpre cedented burst of mome ntum and vitality of economi c and social deve lopme nt. XI Ge neral S ecretary's spee ch i n this regar d include the reform only whe n there i s no complete, t he < de cisi ons of the CPC Central Commit tee on s ome major pr oblems i n de epe ning reform > notes on the 1 8 sess ion of ideas i nto the party's s pirit of the reforms more diffic ult to move forward, the increasi ng us e of the Socialist system wit h Chines e characteristi cs s uch as the a bility to run the country. 4. with regar d to pr omoting s ustained and he althy economic development. Face compl ex cha ngeabl e of internati onal situation and difficult heavy of domestic reform development stabl e task, XI General Secretary made Chi na economic development into new normal of s cience judge, pr opose d innovation, and coordi nation, and gree n, and open, a nd s hared five big devel opment conce pt, impleme ntation macr o policy to sta bilit y, and industry policy to a ss ociate, a nd micr o policy to live, a nd reform policy t o real, and social poli cy to ba cking five big pillar sex policy, vigorously a dvance supply side str uct ural reform, new concept, a chi eved ha s 2013 t o 2015 duri ng, D omestic pr oducti on total a nnual growt h 7.3%, obvi ously fas t Yu earlier worl d economi c 2.3% of annual growt h, on worl d economic growt h of contribution over 25% , tertiary industry accounted for domesti c production total share over 50% , eventually cons umption on economic growt h of contribution rate reache d 66%, economi c structure adjustme nt made important pr ogress, devel opment of quality a nd benefits sig nificantly upgrade , Chi na e conomic show out huge of swing room and broa d of devel opme nt pros pects . This aspects XI Ge neral Secretary of spee ch mai n including economic growth must i s real and no water of growth im pr ove open type economi c level "see mis sing of ha nd" and "see have see of hand" are to with good s pee d up from eleme nts drive , and i nvestment s cale driv e devel opment mainly to to innovati on drive development mai nly of cha nge active promote d Chi na e nerg y production and cons umption revol ution,. 5. wit h regard to buil ding the r ule of law i n Chi na. 1 8 big yilai, Central tightly aroun d full adva nce la w ruling , put party of led, a nd people masters, a nd law r ul ing organi c unified up, ins isted law r uling, a nd la w ruling , and law admini strative common adva nce, i nsiste d rule of law national, and rule of law Gover nment, a nd rul e of law social one construction, full advance s cie nce legi slation, and strictly law e nforceme nt, and just j udi cial, a nd universal law -a bidi ng, China features socialist legal system further sound perfect, lea ders at all level s cadre s usi ng rule of law thinki ng and rule of law way dee peni ng

reform, and

参考答案 一、选择题:1—5 DDCDD 6—10 BACBC

二、 填空题: 11﹒x=-1; (1, 0)

12﹒ a

?

1 3

13. 26

14.90 15. |

AB |最大 ?

28 1 2 21 ? 3 ? ? 3 3 3

16.

③④

x ? x2 ? x? 1 ? 3 三、17. 解: (I)设△AOB 的重心为 G(x,y),A(x1,y1),B(x2,y2),则 ? ? y ? y ? 1 ? y2 ? 3 ?
∵OA⊥OB ∴ k OA

…(1)

? kOB ? ?1 ,即 x1 x2 ? y1 y2 ? ?1 ,……(2)
2 ,代入(2)化简得 x1 x2 ? ?1 y1 ? x12 , y 2 ? x2

又点 A,B 在抛物线上,有



y?

y1 ? y 2 1 2 1 1 2 2 2 ? ( x1 ? x 2 ) ? [(x1 ? x 2 ) 2 ? 2 x1 x 2 ] ? ? (3x) 2 ? ? 3x 2 ? 3 3 3 3 3 3
y ? 3x 2 ? 2 3

所以重心为 G 的轨迹方程为 (II) S ?AOB

?

1 1 1 2 2 2 2 2 2 2 | OA || OB |? ( x12 ? y12 )( x 2 ? y2 )? x12 x 2 ? x12 y 2 ? x2 y1 ? y12 y 2 2 2 2
1 6 1 1 1 6 6 x1 ? x2 ?2 ? 2 x16 ? x2 ?2 ? 2 (?1) 6 ? 2 ? ? 2 ? 1 2 2 2 2

由(I)得

S ?AOB ?

当且仅当 x1

6

6 即 x1 ? ? x2 ? ?1 时,等号成立。 ? x2

所以△AOB 的面积存在最小值,存在时求最小值 1; 18.解: ① 当
2 1 (a ? 1) x 2 ? 2 ( x ? 1)( x ? 2) ? x ? (a ? 1) x ? 2 ? x ? 0 ? ? 0 ? ( x ? 1)( x ? 2)( x ? ) ? 0 a ax ? 1 ax ? 1 ax ? 1

0 ? a ? 1 时,

原不等式的解集为 当a

1 (?? ,? ) ? (?1,2) ② a



a ? 1 时,

原不等式的解集为

(??,?1) ? (?1,2) ③

? 1时

原不等式的解集为

1 (?? ,?1) ? (? ,2) a
y = kx +1 y
M F P O
Chil dhood active ly cultivate a nd pra ctice t he core value s of s ociali sm and t he party 's important s pee ch on the press conference . 7. pr omote the reform and deve lopme nt of

解:如图,由条件知 MN 和 PQ 是椭圆的两条弦,相交于焦点 F(0,1),且 PQ⊥MN,直线 PQ、NM 中至少有一 条存在斜率,不妨设 PQ 的斜率为 K,又 PQ 过点 F(0,1),故 PQ 的方程为 将此式代入椭圆方程得(2+ k ) x +2 kx -1=0 设 P、Q 两点的坐标分别为( x1 ,
2 2

y1 ),( x2 , y2 ),则

?k ? 2k 2 ? 2 ?k ? 2k 2 ? 2 , x ? 2 2 ? k2 2 ? k2 8(1 ? k 2 )2 2 2 2 从而 | PQ | ? ( x1 ? x2 ) ? ( y1 ? y2 ) ? (2 ? k 2 )2 x1 ?
亦即 | PQ |?

Q

2 2(1 ? k ) 2 ? k2
2
authoritative s eriousness i ncreas ing, for the history of winni ng ha s a lot of new f eature s provi de a strong political

promoted development, a nd T he ability to resolv e conflicts a nd constantly improve, our . .. 6. on the bui ldi ng of Sociali st cult ure in Chi na. A country, a nati on str ong, al ways supported by cult ure flouri she d, the i nherita nce a nd development of civ ilization, without cult ure to devel op a nd pros per, there will be no realizati on of the dream of China. 18 big yilai , XI G eneral Se cretary around "foster a nd pr omote Socialist core value s" "promote China excellent traditi onal cult ure" "firmly master ideology work le d right and dis course right", as pe cts do has s eries important s pee ch, main i ncl udi ng put publ icity thought w ork do have better for achieve d China dre am conde nse d powerful moral s upport improv e national culture soft strength foster a nd promote Socialist core values youth to con sci ously practi ce line Soci alist core values 转 扭 翘 得 不 匀 力 受 段 各 上 架 支 放 直 起 一 到 近 焊 线 下 引 与 如 少 减 量 尽 且 观 美 理 合 、 布 均 置 位 处 接 搭 间 之 钢 圆 其 顺 试 比 次 多 复 反 应 , 时 型 造 有 或 曲 为 面 设 敷 的 带 雷 避

N

x

socia l undertaking s and social manageme nt. 18 big yilai, Ce ntral insi sted put guarante es and improve d liveli hood as r uling a cting political of starting point and foothold, Xia big pneumatic sol ution mas ses most care most directly most reality of interests pr oblem, 3 years cum ulative reduction pov er ty more than 50 milli on people, e quivale nt to a medium national population of total, annual a dde d town employme nt more tha n 10 m illion pe opl e, starts constr ucti on s upporta bility housi ng engi neeri ng near 4 milli on s ets, built worl d Sha ng sca le maximum, and cover universa l of basi c medical guarantees netw ork and pe nsi on guara ntees network, urba n and rural resi dents i ncome continued growth, T he lives of the pe ople of all ethni c groups have m ore on bot h material and spirit ual thriving . This aspects XI Ge neral Secretary of spee ch mai n incl udi ng pr omoted poverty area poverty, a nd spee d up devel opment let 1 .3 billi on people e njoy s better more fair of education speed up adva nce housi ng guarantees a nd s upply system constr ucti on always put people life security put i n f irst bit efforts put China construction be came netw ork power insisted ge neral nati onal s ecurity views, go Chi na features nati onal security road effective mainte nance nati ona l security and social settle d,. 8. w ith regar d to com prehe nsive stri ctly admi ni stering the party. Party of 18 big yilai , Central stati on i n party and national s urvival of heig ht, firmly grasp strengthe ning party of ruling capa city constr uction, a nd adva nce d purity construction this arti cle mainli ne, to styl e construction for breakt hr oug h, to dev eloped intr oduce d eight items pr ovide s started start, put dis cipli ne a nd rul es is i n front, organi zation carrie d out has party of mass line e ducation practi ce activitie s and "three strict thre e real" topic e ducation, insisted "zero t olerance, a nd full cover, a nd no area", i nsiste d "T iger" "flies" with playing, style political wind society conti nue d improve d, More perfect system of laws wit hin t he party, dis cipli ne of

用心 爱心 专心

110 号编辑

5

reform results, economy, a nd politi cal system, a nd culture system, and social system, a nd dis cipli ne che ck system, and party of construction system reform soli d adva nce, tax, a nd financial, and pri ce, a nd a dministrative a pproval, and State-owne d enter prises, and ecologi cal civili zation, important field and key li nk reform made major progres s, market in res our ces config uration i n the of decisive rol e significantly e nha nce d, Unprece de nted burst of moment um and vitality of economic and s ocial devel opment . XI General S ecretary's spee ch i n thi s regard include th e reform only w he n there is no complete, the < de cisi ons of the CPC Central Committee on some maj or problems i n de epe ning ref orm > notes on the 18 se ssi on of i deas i nto the party's s pirit of the reforms m ore difficult t o move forward, the i ncrea sing use of the Socialist system wit h Chi nes e characteristi cs s uch as the abi lity to run the countr y. 4. with regard t o prom oting s ustain ed a nd healthy e conomic devel opment. Fa ce complex cha ngeable of internati onal situation a nd difficult heavy of domesti c reform development sta ble task, XI Ge neral Secretary made Chi na e conomic development int o new normal of scie nce j udge , proposed innovati on, a nd coordinati on, and gre en, a nd ope n, and s hared five big development concept, im plementation macr o pol icy to sta bilit y, and industry policy t o ass ociate, a nd mi cro policy to liv e, and reform poli cy to real, a nd s ocial poli cy to backi ng five big pillar s ex poli cy, vig orously adva nce s upply si de structural reform, ne w concept, a chieve d has 2013 to 2015 duri ng, Domesti c pr oduction total a nnual growth 7.3%, obvi ously fa st Yu earlier worl d economic 2. 3% of annual growth, on w orld e conomic gr owth of contri buti on over 25%, tertiary industry accounted for domestic production t otal share over 50%, eve ntually cons umption on economi c growt h of contribution rate reache d 66%, economi c structure a djustme nt made importa nt progres s, dev elopment of quality and be nefits signifi cantly upgrade, Chi na economic s how out huge of swi ng room and broa d of devel opme nt pros pects . This as pects XI General S ecretary of s pee ch mai n including e conomi c growth m ust is real and no water of growt h im prove ope n type economic level "se e missi ng of ha nd" a nd "see have s ee of ha nd" are t o with g ood speed up from eleme nts drive , and investme nt scal e drive development mai nly to to innovati on drive devel opme nt mainly of cha nge active promote d China energy pr oducti on a nd consum ption revoluti on, . 5. wit h regard to buildi ng the r ule of law i n China . 18 big yilai, Central tightly ar ound full a dvance law r uling , put party of le d, and pe opl e masters, a nd law ruling orga nic unifie d up, insisted la w ruli ng, and law r uling, and law admi nistrative common a dvance, insisted r ule of law national, a nd r ule of law Gover nment, a nd r ule of law social one construction, full adva nce sci ence legislati on, and strictly law enforcement, a nd j ust judici al, and universal l aw-abi ding , Chi na features socialist legal system further s ound perfect, lea ders at al l levels cadres usi ng rule of law thi nking a nd r ule of law way dee pe ning reform, and

1 2 2(1 ? (1 ? )2 ) k ,同上可推得 | MN |? 1 2 2 ? (? ) k 1 1 4(1 ? k 2 )(1 ? 2 ) 4(2 ? k 2 ? 2 ) 1 k ? k 故四边形 S ? | PQ || MN |? 1 2 2 (2 ? k 2 )(2 ? 2 ) 5 ? 2k 2 ? 2 k k 1 4(2 ? u ) 1 2 ? 2(1 ? ) 令u = k ? 2 得 S ? k 5 ? 2u 5 ? 2u 1 16 16 2 ?S?2 ∵ u = k ? 2 ≥2 当 k =±1 时 u =2,S= 且 S 是以 u 为自变量的增函数∴ k 9 9 1 ②当 k =0 时,MN 为椭圆长轴,|MN|=2 2 ,|PQ|= 2 。∴S= |PQ||MN|=2 2 16 综合①②知四边形 PMQN 的最大值为 2,最小值为 。 9 1 1 4(1 ? k 2 )(1 ? 2 ) 4(2 ? k 2 ? 2 ) 1 k ? k S ? | PQ || MN |? 1 2 2 2 2 (2 ? k )(2 ? 2 ) 5 ? 2k ? 2 k k 1 4(2 ? u ) 1 2 ? 2(1 ? ) 令u = k ? 2 得 S ? k 5 ? 2u 5 ? 2u 1 2 ∵ u = k ? 2 ≥2 k 16 当 k =±1 时 u =2,S= 且 S 是以 u 为自变量的增函数 9 16 ?S?2 ∴ 9 1 ②当 k =0 时,MN 为椭圆长轴,|MN|=2 2 ,|PQ|= 2 。∴S= |PQ||MN|=2 2 16 综合①②知四边形 PMQN 的最大值为 2,最小值为 。 9

1 (1)当 k ≠0 时,MN 的斜率为- k

20. 解: (1) 依题意得:v

?

50 300 0 ,3 0 ,w ? , 又 4 ? v ?2 y x

?w 1 0 0 ?

, 所以 3 ?

5 25 x ? 10, ? y ? , 2 2

而9 ?

x ? y ? 14 ,所以满足条件的点的范围是图中阴影部分: p ? 100 ? 3 ? (5 ? x) ? 2 ? (8 ? y),?3x ? 2 y ? 131 ? p 作出 ? t ( t 为参数) ,由图可知,当直线 3x ? 2 y ? t 经过点
p
一组

(2 )

平行直线 3x ? 2 y

(10, 4)时,其在 y 轴上截距最大,此时 p 有最小值,即 x ? 10, y ? 4 当时,
最小此时 v

? 12.5, w ? 30 , pmin ? 93 元
f (?1) |?| a ? b ? c |? 1, | f (1) |?| a ? b ? c |? 1
Chil dhood actively cultivate and pra ctice the core values of socialism a nd the party's important spe ech on the pres s conference. 7. promote t he ref orm a nd devel opment of s ocial undertaking s and s oci al

21. (1)由已知得 |

promoted devel opme nt, and T he a bility to re solve conflicts and consta ntly improve , our .. . 6. on the buil ding of Socialist cult ure in China. A country, a nati on str ong, always supporte d by culture flouris hed, t he i nherita nce and development of civilizati on, without cult ure to devel op a nd prospe r, there w ill be no realizati on of the dream of Chi na. 1 8 big y ilai, XI G eneral S ecretary ar ound "foster a nd prom ote Socialist core val ues" "pr omote China excelle nt traditional cult ure" "firmly master ideol ogy work led rig ht and discours e right", a spe cts do has series im portant speech, main including put publi city thought work do have better for achieve d China dream conde nsed powerful m oral support impr ove nati onal culture s oft strengt h foster a nd promote Soci alist core val ues y outh to consci ously pra ctice line S oci alist core val ues 转 扭 翘 得 不 匀 力 受 段 各 上 架 支 放 直 起 一 到 近 焊 线 下 引 与 如 少 减 量 尽 且 观 美 理 合 、 布 均 置 位 处 接 搭 间 之 钢 圆 其 顺 试 比 次 多 复 反 应 , 时 型 造 有 或 曲 为 面 设 敷 的 带 雷 避

management. 18 big yilai, Central insisted put g uarantees a nd im proved live lihood as ruli ng acti ng political of starting point and foot hol d, Xia big pneumati c sol ution masse s most car e most dire ctly most reality of intere sts problem, 3 year s cum ulative reduction poverty more tha n 50 milli on peopl e, equival ent to a medium nati onal populati on of total, a nnual added t own employme nt more tha n 10 milli on people, starts construction supportability housing e ngineering near 4 milli on set s, built worl d Sha ng sca le maximum, and cover univer sal of ba sic medi cal guara ntees network a nd pension g uarantee s netw ork, ur ban a nd r ural residents i ncome continued growth, T he lives of the pe ople of all ethnic groups have more on both material a nd spiritual thriving . This aspe cts XI Ge neral Secretary of spe ech mai n including promote d poverty area povert y, and s peed up development let 1 . 3 billion people enj oys better more fair of education speed up adva nce housi ng guarante es and s upply system construction always put people life security put in first bit efforts put Chi na constr ucti on became network power i nsiste d general national se curity views , go China features national se curity roa d effective maintena nce national se curity a nd s ocial settled, . 8. with regar d to comprehensive strictly administering the party. Party of 18 big yilai , Central station i n party a nd nati onal s urvival of heig ht, firmly grasp strengtheni ng party of ruli ng capacity constr ucti on, a nd a dvanced purity constr uction thi s article mainl ine, t o style constr uction for breakt hroug h, to developed i ntroduce d eight items provide s started start, put di sci pline a nd r ules i s in front, orga nization carrie d out has party of mass line e ducation practi ce a ctivities and "three strict t hree real" topi c education, i nsisted "zer o tolerance, a nd full cove r, and no are a", insiste d "T iger" "flies" with playing, style political wi nd society continued impr oved, M ore perfe ct system of law s within t he party, dis cipli ne of a uthoritative s e riousne ss i ncreasi ng, for the history of winni ng ha s a lot of new feature s provi de a strong political

reform results, economy, and political sy stem, and cult ure system, and social system, a nd disci pline check system, a nd party of construction system reform solid a dvance, tax, and financial, a nd price, a nd a dministrative approval, a nd State-ow ned e nterpris es, and ecologi cal civ ilization, important field and key link reform made major progress , market in resources configuration i n the of deci sive role sig nifica ntly enhanced, Unpre cedented burst of mome ntum and vitality of economi c and social deve lopme nt. XI Ge neral S ecretary's spee ch i n this regar d include the reform only whe n there i s no complete, t he < de cisi ons of the CPC Central Commit tee on s ome major pr oblems i n de epe ning reform > notes on the 1 8 sess ion of ideas i nto the party's s pirit of the reforms more diffic ult to move forward, the increasi ng us e of the Socialist system wit h Chines e characteristi cs s uch as the a bility to run the country. 4. with regar d to pr omoting s ustained and he althy economic development. Face compl ex cha ngeabl e of internati onal situation and difficult heavy of domestic reform development stabl e task, XI General Secretary made Chi na economic development into new normal of s cience judge, pr opose d innovation, and coordi nation, and gree n, and open, a nd s hared five big devel opment conce pt, impleme ntation macr o policy to sta bilit y, and industry policy to a ss ociate, a nd micr o policy to live, a nd reform policy t o real, and social poli cy to ba cking five big pillar sex policy, vigorously a dvance supply side str uct ural reform, new concept, a chi eved ha s 2013 t o 2015 duri ng, D omestic pr oducti on total a nnual growt h 7.3%, obvi ously fas t Yu earlier worl d economi c 2.3% of annual growt h, on worl d economic growt h of contribution over 25% , tertiary industry accounted for domesti c production total share over 50% , eventually cons umption on economic growt h of contribution rate reache d 66%, economi c structure adjustme nt made important pr ogress, devel opment of quality a nd benefits sig nificantly upgrade , Chi na e conomic show out huge of swing room and broa d of devel opme nt pros pects . This aspects XI Ge neral Secretary of spee ch mai n including economic growth must i s real and no water of growth im pr ove open type economi c level "see mis sing of ha nd" and "see have see of hand" are to with good s pee d up from eleme nts drive , and i nvestment s cale driv e devel opment mainly to to innovati on drive development mai nly of cha nge active promote d Chi na e nerg y production and cons umption revol ution,. 5. wit h regard to buil ding the r ule of law i n Chi na. 1 8 big yilai, Central tightly aroun d full adva nce la w ruling , put party of led, a nd people masters, a nd law r ul ing organi c unified up, ins isted law r uling, a nd la w ruling , and law admini strative common adva nce, i nsiste d rule of law national, and rule of law Gover nment, a nd rul e of law social one construction, full advance s cie nce legi slation, and strictly law e nforceme nt, and just j udi cial, a nd universal law -a bidi ng, China features socialist legal system further sound perfect, lea ders at all level s cadre s usi ng rule of law thinki ng and rule of law way dee peni ng

reform, and

∴ | 2b |?| (2)若

f (1) ? f (?1) |?| f (1) | ? | f (?1) |? 2 ∴ | b |? 1

b ? ?1 , 则 f ( x) 在 [ ?1,1] 为 增 函 数 , ∴ f (?1) ? f (0), f (0) ? ?1 ∴ | f (?1) |? 1 与 2a b ? 1 , 则 f ( x) 在 [ ?1,1] 为 减 函 数 , ∴ f (1) ? f (0) 与 已 知 矛 盾 。 所 以 | f (?1) |? 1 矛 盾 ; 若 ? 2a ?

b f ( 0) ? ?1 ? ? [?1,1] ,从而由 ? ? 2a ? f (1) ? 1

?

? b ?| f (? ) |? 1 2a ?

?? 2 解得 ? . ?b ? 0 ?c ? ?1 ?



f ( x) ? 2x 2 ? 1

22. (1)由题意得: OF 解得: x0

? (t, o), OG ? ( x0 , y0 ), FG ? ( x0 ? t, y0 ) ,则: OF ? FG ? t( x0 ? t) ? 1 ,

? f (t ) ? t ?

1 所以 f (t ) 在 t ??3, ?? ? 上单调递增。 t


( 2 ) 由

S?

1 1 31 OF ? y0 ? y0 ? t ? t 2 2 6
OG

y0 ? ?

31 3

, 点

G

的 坐 标 为

(t ?

1 3 1 2 1 3 1 ? , OG ) ? t ? (2 ? )当 t ? 3 时 , t 3 t 9

取得最小值,此时点

F,G

的坐标为

(3, 0)



31 100 31 10 31 ? 2 ? 1 ,又点 G 在椭圆上,解得 b2 ? 9 或 b 2 ? ? ( ,? ) 由题意设椭圆的方程为 2 9 9(b ? 9) 9b 3 3
(舍)故所求的椭圆方程为

x2 y 2 ? ?1 18 9
9 9 PC ? ( x, y ? ), PD ? (m, n ? ) 由 PC ? ? PD 得 2 2

( 3 )设 C , D 的坐标分别为 ( x , y ) 、 (m, n) 则

? m2 n2 ? ?1 ? 9 9 9 9 18 9 ( x, y ? ) ? ? ( m, n ? ) ,? x ? ? m, y ? ? n ? ? ? 又点 C , D 在椭圆上 ? ? 9 9 2 2 2 2 2 ? ? 2 m 2 (? n ? ? ? ) 2 2 ?1 ? ? 9 ? 18
消去

m得 n?

13? ? 5 4?

n ? 3?

13? ? 5 ?3 4?

解得

1 ?? ?5 5



? ? 1? 实 数 ?

的范围是

?1 ? , 1? ? ?5 ?

? 1, ?5

promoted development, a nd T he ability to resolv e conflicts a nd constantly improve, our . .. 6. on the bui ldi ng of Sociali st cult ure in Chi na. A country, a nati on str ong, al ways supported by cult ure flouri she d, the i nherita nce a nd development of civ ilization, without cult ure to devel op a nd pros per, there will be no realizati on of the dream of China. 18 big yilai , XI G eneral Se cretary around "foster a nd pr omote Socialist core value s" "promote China excellent traditi onal cult ure" "firmly master ideology work le d right and dis course right", as pe cts do has s eries important s pee ch, main i ncl udi ng put publ icity thought w ork do have better for achieve d China dre am conde nse d powerful moral s upport improv e national culture soft strength foster a nd promote Socialist core values youth to con sci ously practi ce line Soci alist core values 转 扭 翘 得 不 匀 力 受 段 各 上 架 支 放 直 起 一 到 近 焊 线 下 引 与 如 少 减 量 尽 且 观 美 理 合 、 布 均 置 位 处 接 搭 间 之 钢 圆 其 顺 试 比 次 多 复 反 应 , 时 型 造 有 或 曲 为 面 设 敷 的 带 雷 避

Chil dhood active ly cultivate a nd pra ctice t he core value s of s ociali sm and t he party 's important s pee ch on the press conference . 7. pr omote the reform and deve lopme nt of

socia l undertaking s and social manageme nt. 18 big yilai, Ce ntral insi sted put guarante es and improve d liveli hood as r uling a cting political of starting point and foothold, Xia big pneumatic sol ution mas ses most care most directly most reality of interests pr oblem, 3 years cum ulative reduction pov er ty more than 50 milli on people, e quivale nt to a medium national population of total, annual a dde d town employme nt more tha n 10 m illion pe opl e, starts constr ucti on s upporta bility housi ng engi neeri ng near 4 milli on s ets, built worl d Sha ng sca le maximum, and cover universa l of basi c medical guarantees netw ork and pe nsi on guara ntees network, urba n and rural resi dents i ncome continued growth, T he lives of the pe ople of all ethni c groups have m ore on bot h material and spirit ual thriving . This aspects XI Ge neral Secretary of spee ch mai n incl udi ng pr omoted poverty area poverty, a nd spee d up devel opment let 1 .3 billi on people e njoy s better more fair of education speed up adva nce housi ng guarantees a nd s upply system constr ucti on always put people life security put i n f irst bit efforts put China construction be came netw ork power insisted ge neral nati onal s ecurity views, go Chi na features nati onal security road effective mainte nance nati ona l security and social settle d,. 8. w ith regar d to com prehe nsive stri ctly admi ni stering the party. Party of 18 big yilai , Central stati on i n party and national s urvival of heig ht, firmly grasp strengthe ning party of ruling capa city constr uction, a nd adva nce d purity construction this arti cle mainli ne, to styl e construction for breakt hr oug h, to dev eloped intr oduce d eight items pr ovide s started start, put dis cipli ne a nd rul es is i n front, organi zation carrie d out has party of mass line e ducation practi ce activitie s and "three strict thre e real" topic e ducation, insisted "zero t olerance, a nd full cover, a nd no area", i nsiste d "T iger" "flies" with playing, style political wind society conti nue d improve d, More perfect system of laws wit hin t he party, dis cipli ne of

authoritative s eriousness i ncreas ing, for the history of winni ng ha s a lot of new f eature s provi de a strong political

用心 爱心 专心

110 号编辑

7


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