document.write( "Question 846578: Rewrite with only sin x and cos x.\r
\n" ); document.write( "\n" ); document.write( "sin 2x - cos x
\n" ); document.write( "

Algebra.Com's Answer #509813 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
\"sin%282x%29-cos%28x%29=2sin%28x%29cos%28x%29-cos%28x%29\"
\n" ); document.write( "\"sin%282x%29-cos%28x%29=cos%28x%29%282%2Asin%28x%29-1%29\"
\n" ); document.write( "
\n" );