题目内容
化简:
(1)
;(2)
;(3)
×
;
(4)
;(5)
÷(-
);(6)
(1)
| (-8)•(-25) |
| ||
|
| 9ab |
| 3bc |
(4)
| ||
|
|
|
| 1 | ||
|
(1)原式=
=
×
=10
;
(2)原式=
=
=6;
(3)原式=
=3|b|
;
(4)原式=
=
;
(5)原式=-
=-
=-
;
(6)原式=
=
.
| 200 |
| 102 |
| 2 |
| 2 |
(2)原式=
|
| 36 |
(3)原式=
| 9ab×3bc |
| 3ac |
(4)原式=
|
| ||
| 2c |
(5)原式=-
|
|
| 2 |
| c |
| ab |
(6)原式=
| ||
| ab2 |
| ||
| |ab| |
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