document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1112838>Question 1112838</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Simplify the lefthandside so that LHS=RHS\r<BR>\n" );
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document.write( "2/sin(b) = sin(b)/cos(b)-1 + sin(b)/cos(b)+1\r<BR>\n" );
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document.write( "This is a trig identity and I have no clue how to reach my goal on the left-hand side. <BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #727869 by </B><A HREF=/tutors/aboutme.mpl?userid=greenestamps><B>greenestamps(13200)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=greenestamps><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=greenestamps><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=727869\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <br><BR>\n" );
document.write( "No; it is NOT a trig identity -- so you can't prove it.<br><BR>\n" );
document.write( "The RHS as you show it is<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin%28b%29%2Fcos%28b%29-1+%2B+sin%28b%29%2Fcos%28b%29%2B1 ALIGN=MIDDLE  ALT=\"sin%28b%29%2Fcos%28b%29-1+%2B+sin%28b%29%2Fcos%28b%29%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "which clearly simplifies to <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2A%28sin%28b%29%2Fcos%28b%29%29 ALIGN=MIDDLE  ALT=\"2%2A%28sin%28b%29%2Fcos%28b%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2tan%28b%29 ALIGN=MIDDLE  ALT=\"2tan%28b%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><br><BR>\n" );
document.write( "That is not equivalent to <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2Fsin%28b%29 ALIGN=MIDDLE  ALT=\"2%2Fsin%28b%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><br><BR>\n" );
document.write( "What you undoubtedly meant to write on the RHS was<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin%28b%29%2F%28cos%28b%29-1%29+%2B+sin%28b%29%2F%28cos%28b%29%2B1%29 ALIGN=MIDDLE  ALT=\"sin%28b%29%2F%28cos%28b%29-1%29+%2B+sin%28b%29%2F%28cos%28b%29%2B1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "That expression can be simplified nicely; but it too is NOT equivalent to <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2Fsin%28b%29 ALIGN=MIDDLE  ALT=\"2%2Fsin%28b%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.<br><BR>\n" );
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