document.write( "Question 316295:  cos(3.14+x)cos(-x)/sin(3.14-x)cos(3.14/2+x)=cotx*cot
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Algebra.Com's Answer #226494 by stanbon(75887)    ![]() You can put this solution on YOUR website! cos(3.14+x)cos(-x)/sin(3.14-x)cos(3.14/2+x)=cotx*cot \n" ); document.write( "------- \n" ); document.write( "(-cos(x))(cos(x))/sin(x)(-sin(x)) = cot^2(x) \n" ); document.write( "--- \n" ); document.write( "-cos^2(x)/-sin^2(x) = cot^2(x) \n" ); document.write( "--- \n" ); document.write( "cot^2(x)x = cot^2(x) \n" ); document.write( "========================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "========================= \n" ); document.write( "  |