document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=488109>Question 488109</A>: <I><SPAN STYLE=\"word-break: break-all;\"> (1-(sinx+cosx)^2)/(2sinx)=?? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #333264 by </B><A HREF=/tutors/aboutme.mpl?userid=Edwin+McCravy><B>Edwin McCravy(20056)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Edwin+McCravy><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=Edwin+McCravy><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=333264\">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-%28Sinx%2BCosx%29%5E2%29%2F%282Sinx%29 ALIGN=MIDDLE  ALT=\"%281-%28Sinx%2BCosx%29%5E2%29%2F%282Sinx%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=%281-%28Sin%5E2x%2B2SinxCosx%2BCos%5E2x%29%29%2F%282Sinx%29 ALIGN=MIDDLE  ALT=\"%281-%28Sin%5E2x%2B2SinxCosx%2BCos%5E2x%29%29%2F%282Sinx%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Get the Sin²x and the Cos²x together because we know an identity<BR>\n" );
document.write( "for their sum:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281-%28Sin%5E2x%2BCos%5E2x%2B2SinxCosx%29%29%2F%282Sinx%29 ALIGN=MIDDLE  ALT=\"%281-%28Sin%5E2x%2BCos%5E2x%2B2SinxCosx%29%29%2F%282Sinx%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "That identity is Sin²x + Cos²x = 1 so we have\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281-%281%2B2SinxCosx%29%29%2F%282Sinx%29 ALIGN=MIDDLE  ALT=\"%281-%281%2B2SinxCosx%29%29%2F%282Sinx%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Then removing the parentheses on top:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281-1-2SinxCosx%29%2F%282Sinx%29 ALIGN=MIDDLE  ALT=\"%281-1-2SinxCosx%29%2F%282Sinx%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=%28-2SinxCosx%29%2F%282Sinx%29 ALIGN=MIDDLE  ALT=\"%28-2SinxCosx%29%2F%282Sinx%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Cancel 2Sinx\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-cross%282Sinx%29Cosx%29%2F%28cross%282Sinx%29%29 ALIGN=MIDDLE  ALT=\"%28-cross%282Sinx%29Cosx%29%2F%28cross%282Sinx%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=-Cosx ALIGN=MIDDLE  ALT=\"-Cosx\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Edwin</pre><BR>\n" );
document.write( " </SPAN>\n" );
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