document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1110252>Question 1110252</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Prove the identity.\r<BR>\n" );
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document.write( "sin(x)+sin(3x)+sin(5x)/cos(x)+cos(3x)+cos(5x)=tan(3x) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #725269 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=725269\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Prove the identity.\r<BR>\n" );
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document.write( "sin(x)+sin(3x)+sin(5x)/cos(x)+cos(3x)+cos(5x)=tan(3x)<BR>\n" );
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document.write( "Look up \"Half angle formulas\" on Wikipedia.<BR>\n" );
document.write( "I'll be glad to check your work, but I don't need the practice doing these. </SPAN>\n" );
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