document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=235833>Question 235833</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I am having a tough time with these problems on this one I must use the discriminate to determine the number of solutions of the quadratic equation and whether the solutions are real or complex. It is not necessary to find the roots just determine the number of types of solutions.\r<BR>\n" );
document.write( "\n" );
document.write( "2x^2+x-1=0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #173629 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=173629\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 2x^2+x-1=0<BR>\n" );
document.write( "(2X-1)(X+1)=0<BR>\n" );
document.write( "2X-1=0<BR>\n" );
document.write( "2X=1<BR>\n" );
document.write( "X=1/2 ANS.<BR>\n" );
document.write( "X+1=0<BR>\n" );
document.write( "X=-1 ANS. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );