document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=612387>Question 612387</A>: <I><SPAN STYLE=\"word-break: break-all;\"> how to prove trigonometry identity proof:\r<BR>\n" );
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document.write( "1+sinx-cosx/1+sinx+cosx = sin2x(1-cosx)/cosx(1-cos2x) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #385412 by </B><A HREF=/tutors/aboutme.mpl?userid=jsmallt9><B>jsmallt9(3758)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jsmallt9><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=385412\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Please re-post and put each numerator and each denominator in parentheses. What you posted means:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2Bsinx-cosx%2F1%2Bsinx%2Bcosx+=+sin2x%281-cosx%29%2Fcosx%281-cos2x%29 ALIGN=MIDDLE  ALT=\"1%2Bsinx-cosx%2F1%2Bsinx%2Bcosx+=+sin2x%281-cosx%29%2Fcosx%281-cos2x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "which I doubt is the actual equation.  </SPAN>\n" );
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