题目内容
(
-
)-(
+
)+
.
| 24 |
|
|
| 8 |
| 2 |
原式=2
-
-
-2
+
=2
-(
+
)-(2
-
)
=2
-
-
=2
-(
+
)
=2
-
.
| 6 |
| ||
| 2 |
| ||
| 4 |
| 2 |
| 2 |
=2
| 6 |
| ||
| 2 |
| ||
| 4 |
| 2 |
| 2 |
=2
| 6 |
3
| ||
| 4 |
| 2 |
=2
| 6 |
3
| ||
| 4 |
| 2 |
=2
| 6 |
7
| ||
| 4 |
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题目内容
| 24 |
|
|
| 8 |
| 2 |
| 6 |
| ||
| 2 |
| ||
| 4 |
| 2 |
| 2 |
| 6 |
| ||
| 2 |
| ||
| 4 |
| 2 |
| 2 |
| 6 |
3
| ||
| 4 |
| 2 |
| 6 |
3
| ||
| 4 |
| 2 |
| 6 |
7
| ||
| 4 |