Mathematics
Senior High
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16 [クリアー数学Ⅱ 問題302]
半角の公式を用いて,次の値を求めよ。
π
(1) sin-
12
空
Sin² - 1-Cosa
Sin² = 1-cos
2
2
J
E
2
5
sin A
2.
27
Wiste
P
2
2
Jd
2
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