document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=805252>Question 805252</A>: <I><SPAN STYLE=\"word-break: break-all;\"> sqrt(90) x sqrt (40) - sqrt (80) x sqrt (18)  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #485140 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=485140\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> sqrt(90) x sqrt (40) - sqrt (80) x sqrt (18) <BR>\n" );
document.write( "--------<BR>\n" );
document.write( "sqrt(9*10) * sqrt(4*10) - sqrt(16*5) * sqrt(9*2)<BR>\n" );
document.write( "--------<BR>\n" );
document.write( "= 3sqrt(10) * 2sqrt(10) - 4sqrt(5)*3sqrt(2)<BR>\n" );
document.write( "------<BR>\n" );
document.write( "= 6*10 - 12sqrt(10)<BR>\n" );
document.write( "------<BR>\n" );
document.write( "= 60 - 12sqrt(10)<BR>\n" );
document.write( "======================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "=================== </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );