document.write( "Question 601605: Prove that 1 + cosx divided by sinx = sinx / 1 - cosx \n" ); document.write( "
Algebra.Com's Answer #379892 by flame8855(424)\"\" \"About 
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sin^2x +cosx^2=1
\n" ); document.write( "sin^2x=1-cos^2x
\n" ); document.write( "sinx.sinx= (1-cosx)(1+cosx)
\n" ); document.write( "sinx/1-cosx=1+cosx/sinx
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