SOLUTION: Verify the identity: {{{Sin(x)(1-2*Cos^2x+ Cos^4x) = Sin^5x}}}

Question 172634: Verify the identity:

Answer by Edwin McCravy(20056) (Show Source): You can put this solution on YOUR website!
Prove the identity:




Factor the expression in the parentheses:



Write  as 



Use the identity  as 







Edwin

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