题目列表(包括答案和解析)
已知
不共线,
,求证:A,P,B三点共线的充要条件是![]()
| AB |
| BC |
| CD |
| DA |
| 0 |
| b |
| 0 |
| a |
| b |
| a |
| b |
| a |
| b |
| a |
| b |
| OP |
| OA |
| OB |
| OC |
| a |
| b, |
| c |
| a+b |
| a-b |
| c |
| a |
| b |
| a |
| b |
| OP |
| OA |
| OB |
| OC |
| a |
| b |
| a |
| b |
| a |
| b |
| a |
| b |
| AB |
| BC |
| CD |
| DA |
| 0 |
| b |
| 0 |
| a |
| b |
| a |
| b |
| a |
| b |
| a |
| b |
| OP |
| OA |
| OB |
| OC |
| A.1 | B.2 | C.3 | D.4 |
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