. |
| a |
| 3θ |
| 2 |
| 3θ |
| 2 |
. |
| b |
| θ |
| 2 |
| θ |
| 2 |
| π |
| 3 |
| ||||
|
|
. |
| a |
. |
| b |
| 3 |
. |
| a |
. |
| b |
| a |
| b |
| a |
| b |
| ||||
|
|
| cos2θ |
| 2cosθ |
| 2cos2θ-1 |
| 2cosθ |
| 1 |
| 2t |
| 1 |
| 2 |
| a |
| b |
| 3 |
| a |
| b |
| a |
| b |
| a |
| b |
| 1+k2 |
| 4k |
| a |
| b |
| π |
| 3 |
| 1 |
| 2 |
| a |
| b |
| 1 |
| 2 |
| 1+k2 |
| 4k |
. |
| a |
| 3θ |
| 2 |
| 3θ |
| 2 |
. |
| b |
| θ |
| 2 |
| θ |
| 2 |
| a |
| b |
| 3θ |
| 2 |
| θ |
| 2 |
| 3θ |
| 2 |
| θ |
| 2 |
| a |
| b |
| a |
| b |
| a |
| b |
| a |
| b |
| π |
| 3 |
| ||||
|
|
| cos2θ |
| 2cosθ |
| 2cos2θ-1 |
| 2cosθ |
| 1 |
| 2 |
| ||||
|
|
| 2t2-1 |
| 2t |
| 1 |
| 2t |
| 1 |
| 2 |
| 1 |
| 2t2 |
| 1 |
| 2t |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
| a |
| b |
| 3 |
| a |
| b |
| a |
| b |
| a |
| b |
| a |
| b |
| a |
| b |
| a |
| a |
| b |
| b |
| a |
| b |
| a |
| b |
| a |
| b |
| a |
| b |
| 1+k2 |
| 4k |
| a |
| b |
| π |
| 3 |
| 1 |
| 2 |
| a |
| b |
| 1 |
| 2 |
| 1+k2 |
| 4k |
|
|
|
| 3 |
| 3 |
| 3 |
| 3 |
科目:高中數(shù)學 來源: 題型:
| AB |
| MB |
| BC |
| OM |
| CO |
| AB |
| a |
| b |
| e1 |
| e2 |
| 1 |
| 2 |
| 3 |
| 4 |
| a |
| b |
| a |
| b |
| a |
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科目:高中數(shù)學 來源: 題型:
|
| α |
|
|
|
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科目:高中數(shù)學 來源: 題型:
| AB |
| BC |
| CA |
| AB |
| MB |
| BO |
| OM |
| AB |
| AC |
| BD |
| CD |
| OA |
| OC |
| BO |
| CO |
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科目:高中數(shù)學 來源: 題型:
| m |
| n |
| AP |
| AO |
| AC |
| PA |
| PB |
| PC |
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科目:高中數(shù)學 來源:不詳 題型:單選題
| AB |
| MB |
| BC |
| OM |
| CO |
| AB |
| a |
| b |
| e1 |
| e2 |
| 1 |
| 2 |
| 3 |
| 4 |
| a |
| b |
| a |
| b |
| a |
| A.1個 | B.2個 | C.3個 | D.4個 |
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