题目内容
计算.
(1)
+
-
(2)|
-
|+|
-2|
(1)
| 3 | 8 |
| 0 |
|
(2)|
| 3 |
| 2 |
| 3 |
(1)
+
-
=2+0-0.5
=1.5;
(2)|
-
|+|
-2|
=
-
+2-
=2-
.
| 3 | 8 |
| 0 |
|
=2+0-0.5
=1.5;
(2)|
| 3 |
| 2 |
| 3 |
=
| 3 |
| 2 |
| 3 |
=2-
| 2 |
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题目内容
| 3 | 8 |
| 0 |
|
| 3 |
| 2 |
| 3 |
| 3 | 8 |
| 0 |
|
| 3 |
| 2 |
| 3 |
| 3 |
| 2 |
| 3 |
| 2 |