document.write( "Question 581283: 1-(sin^2(alpha))/(1+cot(alpha))-(cos^2(alpha))/(1+tan(alpha))=sin(alpha)cos(alpha)
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Algebra.Com's Answer #371549 by Alan3354(69443)\"\" \"About 
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1-(sin^2(alpha))/(1+cot(alpha))-(cos^2(alpha))/(1+tan(alpha))=sin(alpha)cos(alpha)
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