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二次根式计算化简超级题场

发布时间:2014-02-03 16:45:20  

二次根式计算化简超级题场

一、计算

(1

(2)

(3)

(4)

?(5

(6

(7

(8

) (9

2(10

(11

(12

(13

(14

(15

?n?m) (18

(16

(17

(19

(22)

(20

(21)

(23)

(24)

2?3? ?

(25)

1 2(26

(27

)2(28

3??

???1? (29)48+-67)÷3 ?0

(30+1abb23-4+2(2-1)0 (31)(ab-+2+ab)÷ 2baa2?1

二、用心化简:

?

1?a?0,b?0? ?

2? ?

3?a?

3? ??a?0,b?0? ?

4?a?0,b?0? ??

5???

6????

(7)

?(8)

2?3?1 ??

2(9)

?

7?

7???2(10

)11 2?2?

?

1?

1?1 222??(11

) (12

(13

(14)

? (1)75?251111?3?8??75 (2)0.5??23338

?1??1???3? (4)372?275?? ?40.5??8?2??3?(3)?48?4?

???

??2?32?1531?????3??1.76? (6)2??.125?(5???23?62232???

(7)596?224?5?327?46? ????11?4???3?5? ?.25 (8)?2???12?3?27???

(9

) (10

(11

) (12

)(13

(14

?0.25?3??

2.89?21 (15

) (16)(548?627?4)?

?1(17)?(2?1)?(?2)?2 (18)2

?1?27?(3?1)0

(19

?? (21

)(20

2?(22

2?3?1 (23)

7?7??1 ??

?

??

(24)

?

1?

1?

1?222?1 (25

) 222

?(26

(27

(28)(6x1?2x)?3x 4x

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