document.write( "Question 827296: Write each expression in factored form as an algebraic expression of a single trig function.
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Algebra.Com's Answer #498963 by lwsshak3(11628)\"\" \"About 
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Write each expression in factored form as an algebraic expression of a single trig function.
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\n" ); document.write( "y=(cosx+1)^2
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