OA |
OB |
OC |
π |
2 |
OA |
OB |
OC |
OA |
OB |
OA |
OB |
OC |
π |
2 |
OA |
OB |
OA |
OB |
OA |
OB |
OC |
OA |
OB |
OC |
3sinx |
3cosx |
sinx |
3cosx |
1 |
3 |
OA |
OB |
BA |
BA |
OC |
π |
2 |
tan∠AOC-tan∠BOC |
1+tan∠AOCtan∠BOC |
tanx-
| ||
1+
|
2tanx |
3+tan2x |
2tanx | ||
2
|
| ||
3 |
3 |
π |
3 |
| ||
3 |
π |
3 |
科目:高中數(shù)學 來源:不詳 題型:解答題
OA |
OB |
OC |
π |
2 |
OA |
OB |
OC |
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科目:高中數(shù)學 來源:2009-2010學年數(shù)學寒假作業(yè)(01)(解析版) 題型:解答題
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