document.write( "Question 1128164: Rewrite the given function as an equivalent function containing only cosine terms raised to a power of 1.
\n" ); document.write( "f(x)=5sin^2x \n" ); document.write( "

Algebra.Com's Answer #744643 by Boreal(15235) $\"\"$ $\"About$

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cos^2x=(1/2)(cos (2x)+1)
\n" ); document.write( "f(x)=(5/2)(cos (2x) + 1) \n" ); document.write( "

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