SOLUTION: simplify: sinx . cosx . cos 2x Thank you

SOLUTION: simplify: sinx . cosx . cos 2x Thank you

Algebra.Com

Question 707070: simplify:
sinx . cosx . cos 2x
Thank you
Answer by mouk(232) (Show Source): You can put this solution on YOUR website!
Use the identity:

giving , or,

So then:

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