document.write( "Question 1014290: Prove the Identity:
\n" ); document.write( "Tan^2x/ secx +1 = 1-cosx/ cosx \n" ); document.write( "

Algebra.Com's Answer #630599 by ikleyn(52834) $\"\"$ $\"About$

You can put this solution on YOUR website!
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\n" ); document.write( "Use the definition of tan(x) as $\"sin%28x%29%2Fcos%28x%29\"$ and the definition of sec(x) as $\"1%2Fcos%28x%29\"$ and do the rest yourself.\r
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\n" ); document.write( "\n" ); document.write( "Good luck.\r
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