document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1207012>Question 1207012</A>: <I><SPAN STYLE=\"word-break: break-all;\"> cos^2x=cscxcosx/tanx+cot     can you please prove this </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #844804 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20849)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=844804\">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=cos%5E2%28x%29=%28csc%28x%29cos%28x%29%29%2F%28tan%28x%29%2Bcot%28x%29%29 ALIGN=MIDDLE  ALT=\"cos%5E2%28x%29=%28csc%28x%29cos%28x%29%29%2F%28tan%28x%29%2Bcot%28x%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "manipulate right side\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28csc%28x%29cos%28x%29%29%2F%28tan%28x%29%2Bcot%28x%29%29 ALIGN=MIDDLE  ALT=\"%28csc%28x%29cos%28x%29%29%2F%28tan%28x%29%2Bcot%28x%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.....use identities: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=csc%28x%29=1%2Fsin%28x%29 ALIGN=MIDDLE  ALT=\"csc%28x%29=1%2Fsin%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=tan%28x%29=sin%28x%29%2Fcos%28x%29 ALIGN=MIDDLE  ALT=\"tan%28x%29=sin%28x%29%2Fcos%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=cot%28x%29=cos%28x%29%2Fsin%28x%29 ALIGN=MIDDLE  ALT=\"cot%28x%29=cos%28x%29%2Fsin%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28%281%2Fsin%28x%29%29cos%28x%29%29%2F%28sin%28x%29%2Fcos%28x%29%2Bcos%28x%29%2Fsin%28x%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28cos%28x%29%2Fsin%28x%29%29%2F%28%28sin%5E2%28x%29%2Bcos%5E2%28x%29%29%2F%28sin%28x%29%2Acos%28x%29%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >....use identity <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin%5E2%28x%29%2Bcos%5E2%28x%29=1 ALIGN=MIDDLE  ALT=\"sin%5E2%28x%29%2Bcos%5E2%28x%29=1\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28cos%28x%29%2Fsin%28x%29%29%2F%281%2F%28sin%28x%29%2Acos%28x%29%29%29 ALIGN=MIDDLE  ALT=\"%28cos%28x%29%2Fsin%28x%29%29%2F%281%2F%28sin%28x%29%2Acos%28x%29%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >...simplify\r<BR>\n" );
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document.write( "=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28cos%28x%29%2Fcross%28sin%28x%29%291%29%2F%281%2F%28cross%28sin%28x%29%291%2Acos%28x%29%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28cos%28x%29%2F1%29%2F%281%2F%281%2Acos%28x%29%29%29 ALIGN=MIDDLE  ALT=\"%28cos%28x%29%2F1%29%2F%281%2F%281%2Acos%28x%29%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=cos%28x%29%2Acos%28x%29 ALIGN=MIDDLE  ALT=\"cos%28x%29%2Acos%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=cos%5E2%28x%29 ALIGN=MIDDLE  ALT=\"cos%5E2%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >=> proven\r<BR>\n" );
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