document.write( "Question 756677: (1+cosA)(cscA-cotA) \n" ); document.write( "
Algebra.Com's Answer #460371 by stanbon(75887)\"\" \"About 
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(1+cosA)(cscA-cotA)
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\n" ); document.write( "(1+cos)((1/sin)-(cos/sin))
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\n" ); document.write( "(1+cos)((1-cos)/sin)
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\n" ); document.write( "= (1-cos^2)/sin
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\n" ); document.write( "= sin^2/sin
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\n" ); document.write( "= sin(A)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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