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24.quad cos4x=1-8sin^(2)x cos^(2)x...

24.quad cos4x=1-8sin^(2)x cos^(2)x

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Prove that :cos4x=1-8sin^(2)x cos^(2)x

Prove that cos4x=1-8sin^(2)xcos^(2)x

cos 4x =1- 8 sin ^(2) x cos ^(2) x

cos 4x =1- 8 sin ^(2) x cos ^(2) x

cos 4x =1- 8 sin ^(2) x cos ^(2) x

cos 4x =1- 8 sin ^(2) x cos ^(2) x

cos 4x =1- 8 sin ^(2) x cos ^(2) x

Prove that cos 4(x)=1-8 sin ^(2) (x) cos ^(2) (x)

Prove that : cos4x=1-8sin^2xcos^2x

The minimum value of 1-8sin^(2) x cos^(2) x is