The number of solutions of the equation

MATHEMATICS · Single correct · GCSE · Mathematics · Geometry and Measures · Geometry and Measures

Problem

The number of solutions of the equation cos⁡x+6=7cos⁡x\cos x+6=7\cos x, when x∈[35∘,37∘]x\in[35^\circ,37^\circ], is (1) 00 (2) 11 (3) 22 (4) 44

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