Mathematics
Senior High

(2)が分かりません。解き方教えて頂けないでしょうか?

3|0<x<2xのとき, 次の方程式を解け。 (1) V3 sin x-cosx=V2 (2) sin x +V3 cos x 3D1 (3) V3 sin xI cosx <V3 (4) sin x -V3cosx<1

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