document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=890004>Question 890004</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Prove: <BR>\n" );
document.write( "1-cot^2x/1+cot^2x=2cos^2-1  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #538620 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=538620\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281-cot%5E2%28x%29%29%2F%281%2Bcot%5E2%28x%29%29=%281-cos%5E2%28x%29%2Fsin%5E2%28x%29%29%2F%281%2Bcos%5E2%28x%29%2Fsin%5E2%28x%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281-cot%5E2%28x%29%29%2F%281%2Bcot%5E2%28x%29%29=%28sin%5E2%28x%29-cos%5E2%28x%29%29%2F%28sin%5E2%28x%29%2Bcos%5E2%28x%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281-cot%5E2%28x%29%29%2F%281%2Bcot%5E2%28x%29%29=%28sin%5E2%28x%29-cos%5E2%28x%29%29%2F%281%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281-cot%5E2%28x%29%29%2F%281%2Bcot%5E2%28x%29%29=%281-cos%5E2%28x%29%29-cos%5E2%28x%29 ALIGN=MIDDLE  ALT=\"%281-cot%5E2%28x%29%29%2F%281%2Bcot%5E2%28x%29%29=%281-cos%5E2%28x%29%29-cos%5E2%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281-cot%5E2%28x%29%29%2F%281%2Bcot%5E2%28x%29%29=1-2cos%5E2%28x%29 ALIGN=MIDDLE  ALT=\"%281-cot%5E2%28x%29%29%2F%281%2Bcot%5E2%28x%29%29=1-2cos%5E2%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Not the same solution as you're looking for. </SPAN>\n" );
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