document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=690974>Question 690974</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve sin 2x = sin x for x between 0 and 2pi.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #426444 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=426444\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Solve sin 2x = sin x for x between 0 and 2pi. <BR>\n" );
document.write( "----<BR>\n" );
document.write( "2sin(x)cos(x) = sinx<BR>\n" );
document.write( "---<BR>\n" );
document.write( "2sin(x)cos(x)-sin(x) = 0<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Factor:<BR>\n" );
document.write( "sin(x)[2cos(x)-1) = 0<BR>\n" );
document.write( "sin(x) = 0 or cos(x) = 1/2<BR>\n" );
document.write( "----<BR>\n" );
document.write( "x = 0, or 2pi or pi/3 or (5/3)pi<BR>\n" );
document.write( "------------------------------------<BR>\n" );
document.write( "cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "================== </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );