document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1090397>Question 1090397</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the exact value without calculator:\r<BR>\n" );
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document.write( "(4cos30degrees - 6sin120degrees)^-2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #704863 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=704863\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> cos 30 is sqrt(3)/2<BR>\n" );
document.write( "sin 120 is also sqrt (3)/2<BR>\n" );
document.write( "(4sqrt(3)/2)-6 sqrt(3)/2)=-2 sqrt(3)/2<BR>\n" );
document.write( "=-sqrt(3)<BR>\n" );
document.write( "[-sqrt(3)]^(-2)=1/[-sqrt(3)]^2)=1/3 </SPAN>\n" );
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