document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=987493>Question 987493</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Multiply. (Simplify your answer completely.)\r<BR>\n" );
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document.write( "(sin &#952; &#8722; cos &#952;)^2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #608244 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=608244\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> It is sin^2 x - 2 sin x cos x + cos^2 x  (or theta)<BR>\n" );
document.write( "but cos^2 x=1-sin^2 x<BR>\n" );
document.write( "=sin^2 x+ 2sinx cosx +1-sin^2 x<BR>\n" );
document.write( "= sin 2x +1, because sin 2A=2 sinA cosA<BR>\n" );
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