document.write( "Question 175824: 11.Complete the identity: sec-1/sec \n" ); document.write( "
Algebra.Com's Answer #130932 by jim_thompson5910(35256)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Note: \"1%2F%28sec%28x%29%29=cos%28x%29\" since \"sec%28x%29=1%2F%28cos%28x%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "So \"%28sec%28x%29-1%29%2F%28sec%28x%29%29=1-cos%28x%29\" \n" ); document.write( "
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