document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=140566>Question 140566</A>: <I><SPAN STYLE=\"word-break: break-all;\"> how do you do a quadratic equation without a b value? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #102320 by </B><A HREF=/tutors/aboutme.mpl?userid=oscargut><B>oscargut(2103)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=oscargut><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=oscargut><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=102320\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> ax^2+c=0<BR>\n" );
document.write( "then<BR>\n" );
document.write( "ax^2=-c<BR>\n" );
document.write( "then<BR>\n" );
document.write( "x^2=-c/a<BR>\n" );
document.write( "x=(+-)sqrt(-c/a)\r<BR>\n" );
document.write( "\n" );
document.write( "example\r<BR>\n" );
document.write( "\n" );
document.write( "3x^2-12=0<BR>\n" );
document.write( "3x^2=12<BR>\n" );
document.write( "x^2=4<BR>\n" );
document.write( "x=2 or x=-2 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );