Mathematics
Senior High
(3)(6)の解き方を教えてください。
答えは、(3)θ=60° (6)θ=135°です。
6 0°<0%180° のとき, 次の等式を満たす0を求めよ。 多1コ者
<3 tane
(3) tan0=V3
1
*(1) sin0=
2
V3
*(2) cos0=
ー-
2
(4) sin0=1
() eru+s
*(6) tan0=-1
(5) cos0=
2
ニ
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