Mathematics
Senior High

三角関数合成の問題です
有名角でない場合の‪α‬の部分の求め方がわかりません💧‬

Bsn 9 + 3 cos 0 (3)3章 23 3² + √3² = 1² +² = 9-+3 =12 √= 2√3. x 2√3 sin (O+α).
三角関数 合成

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