document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=927951>Question 927951</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find all values of theta.\r<BR>\n" );
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document.write( "           sin^2(2theta)-sin(2theta)-2=0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #563353 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=563353\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Find all values of theta.<BR>\n" );
document.write( "sin^2(2theta)-sin(2theta)-2=0<BR>\n" );
document.write( "use x for theta:<BR>\n" );
document.write( "sin^2(2x)-sin(2x)-2=0<BR>\n" );
document.write( "sin(2x)-2)(sin(2x)+1)=0<BR>\n" );
document.write( "sin(2x)-2=0<BR>\n" );
document.write( "sin(2x)=2 (reject, (-1 &#8804; sin(2x) &#8804; 1))<BR>\n" );
document.write( "or<BR>\n" );
document.write( "sin(2x)+1=0<BR>\n" );
document.write( "sin(2x)=-1<BR>\n" );
document.write( "2x=&#960;+2&#960;n, n=any integer<BR>\n" );
document.write( "x=&#960;/2+2&#960;n,n=any integer <BR>\n" );
document.write( " </SPAN>\n" );
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