Answer to Question #53373 in Trigonometry for Michael

Question #53373

Please help prove that (3sinx+2sin2x)/(1+3cosx+cos2x)=tanx where x is a constant......

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13.07.15, 19:29

Thank you for adding information. We proved the corrected statement of this question.

Are you sure that is the correct question?

12.07.15, 13:20

I'd say that perhaps the question should be to prove that (3 sin x + sin 2x) / (1 + 3 cos x + cos 2x) == tan x ...