题目内容
化简:
(1)
(2)
(3)
(4)
(1)
| 500 |
(2)
| 12x |
(3)
4
|
(4)
|
(1)原式=
=10
;
(2)原式=
=2
;
(3)原式=
=
;
(4)原式=
.
| 5×100 |
| 5 |
(2)原式=
| 4•3x |
| 3x |
(3)原式=
|
| ||
| 3 |
(4)原式=
| ||
| 3|a| |
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题目内容
| 500 |
| 12x |
4
|
|
| 5×100 |
| 5 |
| 4•3x |
| 3x |
|
| ||
| 3 |
| ||
| 3|a| |