| a |
| b |
| a |
| b |
| a |
| b |
| a |
| b |
| a |
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| a |
| b |
| a |
| b |
| 2 |
| a |
| b |
| a |
| b |
| a |
| b |
| a |
| b |
| AD |
| BC |
| A、②③ | B、①③ | C、③④ | D、①④ |
| a |
| b |
| 2 |
| a |
| b |
| a |
| b |
| a |
| b |
| a |
| b |
| OA |
| a |
| OB |
| b |
| BA |
| a |
| b |
| a |
| b |
| a |
| b |
| a |
| b |
|2
|
(2
|
4|
|
| 4+4 |
| 2 |
| a |
| b |
| a |
| b |
| a |
| a |
| b |
| b |
| a |
| a |
| b |
| b |
| a |
| b |
| a |
| b |
| AD |
| BC |
科目:高中数学 来源: 题型:
| A、x6 |
| B、x6+1 |
| C、x6-1 |
| D、(x-1)6-1 |
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