document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=442759>Question 442759</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Perform the multiplication and simplify, if possible\r<BR>\n" );
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document.write( "9 sqrt(3) (8 sqrt (5) + 6 sqrt (7))\r<BR>\n" );
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document.write( "options are\r<BR>\n" );
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document.write( "54 sqrt (15) + 72 sqrt (21)<BR>\n" );
document.write( "72 sqrt (15) + 54 sqrt (21)<BR>\n" );
document.write( "54 sqrt (3) + 72 sqrt (7)<BR>\n" );
document.write( "72 sqrt (3) + 54 sqrt (7)<BR>\n" );
document.write( "72 sqrt (5) + 54 sqrt (7)\r<BR>\n" );
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document.write( "Can someone pleas show me how to work this problem.<BR>\n" );
document.write( "Thanks </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #305446 by </B><A HREF=/tutors/aboutme.mpl?userid=rwm><B>rwm(914)</B></A><img src=\"/images/stars/stars-11.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rwm><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=305446\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 72 sqrt (15) + 54 sqrt (21)<BR>\n" );
document.write( "multiply 9 sqrt(3) by 8 sqrt(5) <BR>\n" );
document.write( "and multiply 9 sqrt(3) byb 6 sqrt(7)<BR>\n" );
document.write( "one at a time is <BR>\n" );
document.write( "9*8=72<BR>\n" );
document.write( "sqrt(3)*sqrt(5)=sqrt(15)<BR>\n" );
document.write( "9*6=54<BR>\n" );
document.write( "sqrt(3)*sqrt(7)=sqrt(21)<BR>\n" );
document.write( "combine terms we  get<BR>\n" );
document.write( "72 sqrt (15) + 54 sqrt (21) </SPAN>\n" );
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