题目内容
计算:
(1)(-1)2011+|-
|-(2-
)0+2-1
(2)
-
(
+2)+
.
(1)(-1)2011+|-
| 2 |
| 3 |
(2)
| 8 |
| 2 |
| 2 |
| ||
|
(1)原式=-1+
-1+
=
-
;
(2)原式=2
-2-2
+
=2
-2-2
+2
=0.
| 2 |
| 1 |
| 2 |
=
| 2 |
| 3 |
| 2 |
(2)原式=2
| 2 |
| 2 |
|
=2
| 2 |
| 2 |
=0.
练习册系列答案
相关题目
题目内容
| 2 |
| 3 |
| 8 |
| 2 |
| 2 |
| ||
|
| 2 |
| 1 |
| 2 |
| 2 |
| 3 |
| 2 |
| 2 |
| 2 |
|
| 2 |
| 2 |