document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=280136>Question 280136</A>: <I><SPAN STYLE=\"word-break: break-all;\"> find a quadratic function that fits each set of data points<BR>\n" );
document.write( "(-1, 4) ( 0,4) (4,84)  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #203588 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=203588\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> find a quadratic function that fits each set of data points<BR>\n" );
document.write( "(-1, 4) ( 0,4) (4,84) <BR>\n" );
document.write( "-----------------<BR>\n" );
document.write( "General Form: <BR>\n" );
document.write( "ax^2 + bx + c = y<BR>\n" );
document.write( "--------------<BR>\n" );
document.write( "Procedure:<BR>\n" );
document.write( "Substitute (x,y) values into the form to get three equations<BR>\n" );
document.write( "with three unknows (a,b,c).<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Solve the system of three equations to find a,b,c.<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Write the equation using the a,b,c values.<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" );