document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=370078>Question 370078</A>: <I><SPAN STYLE=\"word-break: break-all;\"> how do you prove that sinxCosx=cosx-cos^3x/sinx are egual?<BR>\n" );
document.write( "also 2+2Cot^2= 2cotx secx cscx? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #263720 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=263720\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=S=sin%28x%29 ALIGN=MIDDLE  ALT=\"S=sin%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >,<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=C=cos%28x%29 ALIGN=MIDDLE  ALT=\"C=cos%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > to reduce some of the clutter,<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=S%5E2%2BC%5E2=1 ALIGN=MIDDLE  ALT=\"S%5E2%2BC%5E2=1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=S%5E2C%2BC%5E3=C ALIGN=MIDDLE  ALT=\"S%5E2C%2BC%5E3=C\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=S%5E2C=C-C%5E3 ALIGN=MIDDLE  ALT=\"S%5E2C=C-C%5E3\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=SC=%28C-C%5E3%29%2FS ALIGN=MIDDLE  ALT=\"SC=%28C-C%5E3%29%2FS\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Now just go backwards.<BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=S%5E2%2BC%5E2=1 ALIGN=MIDDLE  ALT=\"S%5E2%2BC%5E2=1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2BC%5E2%2FS%5E2=1%2FS%5E2 ALIGN=MIDDLE  ALT=\"1%2BC%5E2%2FS%5E2=1%2FS%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%281%2BC%5E2%2FS%5E2%29=2%2FS%5E2 ALIGN=MIDDLE  ALT=\"2%281%2BC%5E2%2FS%5E2%29=2%2FS%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%281%2BC%5E2%2FS%5E2%29=2%281%2FS%5E2%29%28C%2FC%29 ALIGN=MIDDLE  ALT=\"2%281%2BC%5E2%2FS%5E2%29=2%281%2FS%5E2%29%28C%2FC%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%281%2BC%5E2%2FS%5E2%29=2%28C%2FS%29%281%2FC%29%281%2FS%29 ALIGN=MIDDLE  ALT=\"2%281%2BC%5E2%2FS%5E2%29=2%28C%2FS%29%281%2FC%29%281%2FS%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2B2%28C%5E2%2FS%5E2%29=2%28C%2FS%29%281%2FC%29%281%2FS%29 ALIGN=MIDDLE  ALT=\"2%2B2%28C%5E2%2FS%5E2%29=2%28C%2FS%29%281%2FC%29%281%2FS%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Again work backwards. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );