Mathematics
Senior High
90度+θの求め方を教えてください
図を付けて欲しいです
教えてもらったけど分かりませんでした
262。 次の式を簡単にせよ。
msiniorcos80*-sin0'cos170 の ap 1
(3) sin2Q80*一のsin*(90*一の (⑭) sin*(90*十のcos*(90"0
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