Mathematics
Senior High
Solved
三角関数で、半角の公式を使ったのですがあっていますか？誰か確認お願いします🙇♂️
Exercises
0.0
のとき、cos-, sin-を求めよ。
2
(3) cose
2
(0"s6s180")
0')
2
SIn
2
2
4
5
2
5
25
2
8
1-
cos
2
CoS
こ
2
35
4
3
552
Sih
4
35
CoS
2
7
ーA
一A
X
8
Answers
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