document.write( "Question 738585: cos^2(theta)sec^2(theta)-[cos^2theta+sin^2theta] \n" ); document.write( "
Algebra.Com's Answer #450863 by mananth(16946)\"\" \"About 
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\"cos%5E2%28theta%29sec%5E2%28theta%29-%28cos%5E2%28theta%29%2Bsin%5E2%28theta%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"cos%5E2%28theta%29sec%5E2%28theta%29-1%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"cos%5E2%28theta%29%2A%281%2Fcos%5E2%28theta%29%29-1\"\r
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\n" ); document.write( "\n" ); document.write( "1-1=0\r
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