document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=772880>Question 772880</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the 4 solutions in the interval [0, 2pi), for the equation, 2cos x sin x + sin x = zero. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #471174 by </B><A HREF=/tutors/aboutme.mpl?userid=lwsshak3><B>lwsshak3(11628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lwsshak3><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=471174\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Find the 4 solutions in the interval [0, 2pi), for the equation, <BR>\n" );
document.write( "2cos x sin x + sin x = zero<BR>\n" );
document.write( "(sin x)(2cos x+1)=0<BR>\n" );
document.write( "..<BR>\n" );
document.write( "sinx=0<BR>\n" );
document.write( "x=0, &#960;<BR>\n" );
document.write( "..<BR>\n" );
document.write( "2cos x+1=0<BR>\n" );
document.write( "cos x=-1/2<BR>\n" );
document.write( "x=2&#960;/3, 4&#960;/3<BR>\n" );
document.write( "..<BR>\n" );
document.write( "4 solutions: 0, &#960;, 2&#960;/3, 4&#960;/3<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );