题目内容
计算:
(1)
-
+
;
(2)(
)-2+(π-3.14)0+
+(-1)3.
(1)
| 18 |
| 32 |
| 2 | ||
|
(2)(
| 1 |
| 3 |
| 1 |
| 2 |
| 8 |
(1)原式=3
-4
+
=0;
(2)原式=9+1+
-1
=9+
;
| 2 |
| 2 |
| 2 |
=0;
(2)原式=9+1+
| 2 |
=9+
| 2 |
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题目内容
| 18 |
| 32 |
| 2 | ||
|
| 1 |
| 3 |
| 1 |
| 2 |
| 8 |
| 2 |
| 2 |
| 2 |
| 2 |
| 2 |