摘要: 4. 12. [-1,- )∪(0, ).. 13. . 14. 24.
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化简:(1)(
)-
•
=
.(a>0,b>0)
(2)(
×
)6+(
)
-4(
)-
-
×80.25-(-2005)0=
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| 1 |
| 4 |
| 1 |
| 2 |
(
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(0.1)-2(a3b-3)
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| 4 |
| 25 |
| 4 |
| 25 |
(2)(
| 3 | 2 |
| 3 |
2
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| 4 |
| 3 |
| 16 |
| 49 |
| 1 |
| 2 |
| 4 | 2 |
100
100
.