document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=982816>Question 982816</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Evaluate cos45°cos30°-sin45°sin30° </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #603604 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=603604\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Evaluate cos45°cos30°-sin45°sin30°<BR>\n" );
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document.write( "= cos(45+30)<BR>\n" );
document.write( "= cos(75)<BR>\n" );
document.write( "--------------<BR>\n" );
document.write( "= <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%282+-+sqrt%283%29%29%2F2 ALIGN=MIDDLE  ALT=\"sqrt%282+-+sqrt%283%29%29%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Also,<BR>\n" );
document.write( "= <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28sqrt%286%29+-+sqrt%282%29%29%2F4 ALIGN=MIDDLE  ALT=\"%28sqrt%286%29+-+sqrt%282%29%29%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );