Mathematics
Senior High
半角の公式を使っていると思うんですけど計算を分かりやすく説明していただきたいです🙇♀️🙇♀️
5_8
(1) cos
cos'ォ=ラ(1+cos
5
1
8
2
π
4
2
1+cos
+π
4
V2
2
2-V2
.COS
4
ニ
4
20s 日<0から
5
COS
8
2-V2
V2-V2
V4
V2-V2
COS
π =Dー
4
2
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