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सिद्ध कीजिये : sinx+sin3x +sin5x+sin7x=...

सिद्ध कीजिये : `sinx+sin3x +sin5x+sin7x=4cosxcos2xsin4x`

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Prove that sinx + sin3x + sin5x+ sin7x=4cosxcos2xsin4x

sinx+sin3x+sin5x=0

sinx+sin3x+sin5x=0

sinx+sin3x+sin5x=0

sinx+sin3x+sin5x=0

sinx+sin3x+sin5x=0

Prove that sinx+sin3x+sin5x+sin7x=4cosxcos2xsin4x

Prove that : sin x+sin3x+sin5x+sin7x=4cos x\ cos2xsin4x

Prove that : sin x+sin3x+sin5x+sin7x=4cos x cos2x sin4x

Prove that: sin x + sin 3x + sin 5x + sin 7x= 4 cos x cos 2x sin 4x