Mathematics

Mathematics

Problem

If sin⁡θ−6cos⁡θ=7cos⁡θ\sin \theta - \sqrt{6} \cos \theta = \sqrt{7} \cos \theta . Prove that cos⁡θ+6sin⁡θ−7sin⁡θ=0\cos \theta + \sqrt{6} \sin \theta - \sqrt{7} \sin \theta = 0 .

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