document.write( "Question 1017776: Can you prove this? sinx/1-cosx-1+cosx/sinx=0 \n" ); document.write( "
Algebra.Com's Answer #633988 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
sinx/1-cosx-1+cosx/sinx=0
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\n" ); document.write( "Cross multiply
\n" ); document.write( "sin^2 = 1 - cos^2
\n" ); document.write( "QED
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