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Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,*,*,*,第三章,三角函数、解三角形,1/46,第二节,同角三角函数基本关系与诱导公式,微知识 小题练,微考点 大课堂,微考场 新提升,2/46,3/46,微知识小题练,教材回扣 基础自测,4/46,自|主|排|查,1,同角三角函数基本关系,(1)平方关系:_。,(2)商数关系:_。,2,三角函数诱导公式,公式一:sin(,2,k,)sin,,cos(,2,k,)_,tan(,2,k,)tan,,其中,k,Z,。,公式二:sin(,)_,cos(,)_,tan(,)tan,。,公式三:sin(,)_,cos(,)_,tan(,)tan,。,公式四:sin(,)sin,,cos(,)_,tan(,)tan,。,sin,2,cos,2,1,cos,sin,cos,sin,cos,cos,5/46,6/46,7/46,8/46,9/46,10/46,11/46,12/46,13/46,14/46,15/46,16/46,17/46,微考点大课堂,考点例析 对点微练,18/46,考点一,诱导公式,19/46,20/46,21/46,22/46,23/46,24/46,考点二,同角三角函数基本关系多维探究,25/46,26/46,27/46,28/46,29/46,30/46,31/46,32/46,33/46,34/46,35/46,36/46,37/46,微考场新提升,考题选萃 随堂自测,38/46,39/46,40/46,41/46,42/46,43/46,44/46,45/46,46/46,
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