document.write( "Question 513381: Please Verify,\r
\n" ); document.write( "\n" ); document.write( "( (sinx) /(1+cosx) ) = ( (1-cosx) / (sinx) )
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Algebra.Com's Answer #342982 by Alan3354(69443)\"\" \"About 
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Cross multiply. \n" ); document.write( "
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