document.write( "Question 1180759: Please I need help!! \r
\n" ); document.write( "\n" ); document.write( "Does this verify as an identity???? How would you solve this??\r
\n" ); document.write( "\n" ); document.write( "sec^4 x tan^2 x = (tan^2x + tan^4 x) sec^2 x \n" ); document.write( "
Algebra.Com's Answer #810527 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "...use \"Pythagorean\" identity:\"1+%2B+tan%5E2%28+x%29=sec%5E2%28+x%29\"\r
\n" ); document.write( "\n" ); document.write( "\"sec%5E4+%28x%29+%2Atan%5E2%28+x%29+=+tan%5E2%28x%29%2Asec%5E2%28+x%29%2Asec%5E2%28+x%29\"\r
\n" ); document.write( "\n" ); document.write( "\"sec%5E4+%28x%29+%2Atan%5E2%28+x%29+=+tan%5E2%28x%29%2Asec%5E4%28+x%29\"-> identity proven \n" ); document.write( "
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