Mathematics
Senior High
誰かこの三角関数の問題をわかりやすく教えて頂けませんか？
回
0の<2x のとき, 旨 60 1
の oe=1 GO - 5 ② zan9+V8=0 ぐinO =ニー
それぞれの象限においてsinの 、 cosの ヽ 肖lyeousuoonc間計
和負えかwi 、
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