Math, asked by omkarg9777gmailcom, 3 months ago

If cos6θ = a cos6θ + b cos4θsin2θ + c cos2θsin4θ + d sin6θ,
find a, b, c, d.

Answers

Answered by ItzCapricrown

0

Answer:

sin2θ+cos2θ)3=1

sin6θ+cos6θ+3sin2θcos2θ(sin2θ+cos2θ)=1

sin6θ+cos6θ+3sin2θcos2θ(1)=1

Hence answer is C

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