document.write( "Question 1023399: How to find the identity? The steps to find the answer.
\n" ); document.write( "Sec2x - sin2x = cos2x + tan2x
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Algebra.Com's Answer #638907 by Alan3354(69443)\"\" \"About 
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How to find the identity? The steps to find the answer.
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\n" ); document.write( "Identities are not found. They're proven.
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\n" ); document.write( "Is it sec(2x) ?
\n" ); document.write( "Or sec^2(x) ?
\n" ); document.write( "Parentheses are free.
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