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 07-29-2007 #1 Rokfeller T Guest   Posts: n/a Parabola Algebra? How to find vertex of parabola
 07-29-2007 #2 fish11377slapper Guest   Posts: n/a normally the parabola is y=ax2+bx+c (the 2 behind the variable is the squared)the vertex form of writing this isy = a(x â€“ h)2 + kso that's a(x2 - 2xh + h2) +kor ax2-2xh + h2 +kso you have again, ax2, your b is -2h, and your c is h2+k(h, k) is your vertex. www.purplemath.com

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