sin2x+2sin4x+sin6x=4cos^(2)x sin9x

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Prove that: sin2x+2sin4x+sin6x=4cos^(2)x sin4x

prove that sin2x+2sin4x+sin6x=4cos^(2)x.sinx

Prove that: quad sin2x+2sin4x+sin6x=4cos^(2)x sin4

sin2x+2sin4x+sin6x= 4cos^(2)xsin4x

prove the following sin2x+2sin4x+sin6x=4cos^2xsin4x

Prove that: sin2x+2sin4x+sin6x=4cos^2xsin4

sin2x + sin4x + sin6x=0

sin 2 x + 2 sin 4x + sin 6x = 4 cos ^(2) x sin 4x

Prove that sin 2 x+2 sin 4 x+sin 6 x=4 cos ^(2) x sin 4 x