document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=874452>Question 874452</A>: <I><SPAN STYLE=\"word-break: break-all;\"> what is the equation for a solving a parabola given two points? the points are (1,20_ and (2,21) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #527492 by </B><A HREF=/tutors/aboutme.mpl?userid=ewatrrr><B>ewatrrr(24785)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ewatrrr><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=ewatrrr><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=527492\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> y = ax^2 + c<BR>\n" );
document.write( "21 = 4a + c<BR>\n" );
document.write( "<u>20 = a + c</u> Subtract<BR>\n" );
document.write( " 1 = 3a<BR>\n" );
document.write( "1/3= a  and c = 59/3 <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=60%2F3+-+1%2F3 ALIGN=MIDDLE  ALT=\"60%2F3+-+1%2F3\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "y = (1/3)x^2 + 59/3 one such parabola opening Upward  with V(0,19 2/3)<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );