document.write( "Question 615618: verifying identites\r
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document.write( "csc(x)*cos^2(x)+sin(x)=csc(x) \n" );
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Algebra.Com's Answer #387373 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! verifying identites \n" ); document.write( "csc(x)*cos^2(x)+sin(x)=csc(x) \n" ); document.write( "** \n" ); document.write( "Start with left side: \n" ); document.write( "csc(x)*cos^2(x)+sin(x) \n" ); document.write( "=csc(x)(1-sin^2x)+sin(x) \n" ); document.write( "=cscx-cscxsin^2x+sinx \n" ); document.write( "=cscx-(1/sinx)*sin^2x+sinx \n" ); document.write( "=cscx-sinx+sinx \n" ); document.write( "=cscx \n" ); document.write( "verified: \n" ); document.write( "left side=right side \n" ); document.write( " |