document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=712342>Question 712342</A>: <I><SPAN STYLE=\"word-break: break-all;\"> solve each equation\r<BR>\n" );
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document.write( "23) 3 - sin theta = cos(2 theta) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #437998 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=437998\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 3 - sin theta = cos(2 theta)<BR>\n" );
document.write( "3-sinx=cos2x<BR>\n" );
document.write( "3-sinx=1-2sin^2x<BR>\n" );
document.write( "sin^2x-sinx+2=0<BR>\n" );
document.write( "(sinx-1)(sinx+2)=0<BR>\n" );
document.write( "sinx+2=0<BR>\n" );
document.write( "sinx=-2 (reject, (-1 &#8804; x &#8804; 1))<BR>\n" );
document.write( "sinx-1=0<BR>\n" );
document.write( "sinx=1<BR>\n" );
document.write( "x=&#960;/2 </SPAN>\n" );
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