sin^6 A + cos^6 A= 1 - 3sin^2 A.cos^2 A

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- February 21st 2010, 08:06 AMsnigdhaProving indentity..
sin^6 A + cos^6 A= 1 - 3sin^2 A.cos^2 A

- February 21st 2010, 08:42 AMSoroban
Hello, snigdha!

Quote:

Prove: .

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Add and subtract

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- February 21st 2010, 09:00 AMsnigdha