document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=387006>Question 387006</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I have a problem I do not know how to work out. Could someone help me and show me step by step so I can see it please.\r<BR>\n" );
document.write( "\n" );
document.write( "a^2-40=0\r<BR>\n" );
document.write( "\n" );
document.write( "Thank you very much! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #273534 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=273534\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a^2-40=0 <BR>\n" );
document.write( "Factor:<BR>\n" );
document.write( "(a-sqrt(40))(a+sqrt(40)) = 0<BR>\n" );
document.write( "---<BR>\n" );
document.write( "a = sqrt(40) or a = -sqrt(40)<BR>\n" );
document.write( "---<BR>\n" );
document.write( "a = 2sqrt(10) or a = -2sqrt(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" );