| k |
| x |
| AC |
| BC |
| 4 |
| 5 |
| CE |
| AD |
| BC |
| BA |
| AC |
| BC |
| 4 |
| 5 |
| CE |
| AD |
| 5 |
| 9 |
| k |
| x |
| k |
| 9t |
| k |
| 5t |
| 1 |
| 2 |
| k |
| 5t |
| k |
| 9t |
| CE |
| AD |
| BC |
| BA |
| AC |
| BC |
| 4 |
| 5 |
| CE |
| AD |
| 5 |
| 9 |
| k |
| 9t |
| k |
| 5t |
| 1 |
| 2 |
| 1 |
| 2 |
| k |
| 5t |
| k |
| 9t |
| 45 |
| 7 |
| 45 |
| 7 |
科目:初中數(shù)學 來源: 題型:
a±2
|
| b |
| b |
a±2
|
3±2
|
| 2 |
| 2 |
| 2 |
| 2 |
| 2 |
3+2
|
(1+
|
| 2 |
4+2
|
5-2
|
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