题目内容
计算:
(1)(
-3
)-
;
(2)(
)-1×(
-
)0+
-|-
|.
(1)(
| 48 |
| 27 |
| 3 |
(2)(
| 1 |
| 2 |
| 3 |
| 2 |
| 4 | ||
|
| 2 |
(1)原式=4
-9
-
=-6
;
(2)原式=2×1+
-
=2.
| 3 |
| 3 |
| 3 |
| 3 |
(2)原式=2×1+
| 2 |
| 2 |
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题目内容
| 48 |
| 27 |
| 3 |
| 1 |
| 2 |
| 3 |
| 2 |
| 4 | ||
|
| 2 |
| 3 |
| 3 |
| 3 |
| 3 |
| 2 |
| 2 |