题目内容
计算:
(1)
+
-
;
(2)|1-
|+(1-
)0+
.
(1)
| 0 |
| 3 | -8 |
|
(2)|1-
| 2 |
| 2 |
| (-2)2 |
(1)原式=0+(-2)-
=-2
;
(2)原式=
-1+1+2
=
+2.
| 1 |
| 2 |
=-2
| 1 |
| 2 |
(2)原式=
| 2 |
=
| 2 |
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