document.write( "Question 770925: Use the Pythagorean identity sin^2t+cos^2t=1 to show that cot^2t=csc^2t-1 \n" ); document.write( "

Algebra.Com's Answer #469863 by lwsshak3(11628) $\"\"$ $\"About$

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Use the Pythagorean identity sin^2t+cos^2t=1 to show that cot^2t=csc^2t-1
\n" ); document.write( "***
\n" ); document.write( "cot^2t=csc^2t-1
\n" ); document.write( "Start with right hand side:
\n" ); document.write( " $\"csc%5E2%28t%29-1\"$
\n" ); document.write( " $\"1%2Fsin%5E2%28t%29-1\"$
\n" ); document.write( " $\"%28sin%5E2%28t%29%2Bcos%5E2%28t%29%29%2Fsin%5E2%28t%29-1\"$
\n" ); document.write( " $\"1%2Bcot%5E2%28t%29-1\"$
\n" ); document.write( "=cot^2(t)
\n" ); document.write( "Verified:
\n" ); document.write( "Right-hand side=left-hand side \n" ); document.write( "

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