document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=107371>Question 107371</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need help with this kind of problem:<BR>\n" );
document.write( "Find the vertex, the y-intercept, and symmetric point, and use these to sketch a graph.<BR>\n" );
document.write( "y=2x^2 -11x -12<BR>\n" );
document.write( "I am having problems solving for the vertex. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #78154 by </B><A HREF=/tutors/aboutme.mpl?userid=Annabelle1><B>Annabelle1(69)</B></A><img src=\"/images/stars/stars-08.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Annabelle1><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=78154\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> This is a quadratic. There is a formula you can use to find the vertex.\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=-b%2F2a ALIGN=MIDDLE  ALT=\"x=-b%2F2a\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "this will give you the line of symmetry which is also the x value of the vertex.\r<BR>\n" );
document.write( "\n" );
document.write( "Sub the x value bank into your original equation to find the y value. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );