题目内容
比较大小：
-
______
-
．
| 5 |
| 4 |
| 4 |
| 3 |
∵
=
=
+2，
=
=2+
，
∵
+2＞
+2，
∴
-
＜
-
，
故答案为＜．
| 1 | ||||
|
| ||
| 1 |
| 5 |
| 1 | ||||
|
2+
| ||
| 4-3 |
| 3 |
∵
| 5 |
| 3 |
∴
| 5 |
| 4 |
| 4 |
| 3 |
故答案为＜．
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题目内容
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| 4 |
| 4 |
| 3 |
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| 1 |
| 5 |
| 1 | ||||
|
2+
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| 4-3 |
| 3 |
| 5 |
| 3 |
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| 4 |
| 4 |
| 3 |