document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=144307>Question 144307</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What is the equation of the parabola that goes through the points <BR>\n" );
document.write( "(2, –1), (1, 3), and (0, 13)? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #105070 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=105070\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> What is the equation of the parabola that goes through the points <BR>\n" );
document.write( "(2, –1), (1, 3), and (0, 13)?<BR>\n" );
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document.write( "The equation form is y = ax^2+bx+c<BR>\n" );
document.write( "Substitute each x/y pair into the form to get three equations in a,b,c<BR>\n" );
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document.write( "Solve the system of three equations to find a,b,and c.<BR>\n" );
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document.write( "Solution:<BR>\n" );
document.write( "y = 3x^2-13x+1<BR>\n" );
document.write( "==============<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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