SOLUTION: Express as a single sine of cosine function:
a) 6sinxcosx
b) 1-2sin^2(x/4)
Algebra.Com
Question 196591: Express as a single sine of cosine function:
a) 6sinxcosx
b) 1-2sin^2(x/4)
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Express as a single sine of cosine function:
a) 6sinxcosx
= 3sin(2x)
-------------
b) 1-2sin^2(x/4)
= cos(x/2)
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