Mathematics
Senior High
弧度法を求めるのは分かるのですが、不等号の向きをどうしたらいいか分かりません。教えてくださいm(_ _)m
問50
2のとき、次の不等式を満たす0の値の範囲を求めよ｡
1
1
(1) sin 0 <-2
(2) sin 2-
√√√3
(3) cost ≤-
² /2
(4) tan 82-
1
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