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" Prove that "cos6 theta=32cos^(6)theta-...

" Prove that "cos6 theta=32cos^(6)theta-48cos^(4)theta+18cos^(2)theta-1

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Prove that cos6 theta=32cos^(6)theta-48cos^(4)theta+18cos^(4)theta-1

Prove that cos^(6)theta+sin^(6)theta=1-3sin^(2)theta cos^(2)theta

Prove that sin^(6)theta+cos^(6)theta=1-3sin^(2)theta cos^(2)theta

Prove that sin^(6)theta+cos^(6)theta=1-3sin^(2)theta.cos^(2)theta.

If sin theta+sin^(2)theta+sin^(3)theta=1, then prove that cos^(6)theta-4cos^(4)theta+8cos^(2)theta=4

If sin theta+sin^2 theta=1 then prove that cos^12 theta +3 cos^10 theta+3cos^8 theta+cos^6 theta-1=0

Prove that cos^6 theta+ sin^6 theta= 1-3sin^2 theta cos^2 theta

cos6x=32cos^(6)x-48cos^(4)x+18cos^(2)x-1

cos6x=32cos^(6)x-48cos^(4)x-18cos^(2)x-1

If sintheta(1+sin^(2)theta)=cos^(2)theta , then prove that cos^(6)theta-4cos^(2)theta+8cos^(2)theta=4