document.write( "Question 1108624: Identify the expression that completes the equation so that it is an identity.\r
\n" ); document.write( "\n" ); document.write( "cos x/1+sin x = ?\r
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Algebra.Com's Answer #723644 by Alan3354(69443)\"\" \"About 
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Identify the expression that completes the equation so that it is an identity.\r
\n" ); document.write( "\n" ); document.write( "cos x/1+sin x = cos(x) + sin(x) = cos(x) + sqrt(1 - sin^2(x))
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