There exist constants a, h, and k such that
3x^2 + 12x + 4 - 2x^2 + 11x - 7 = a(x - h)^2 + k
for all real numbers Enter the ordered triple (a,h,k).
3x^2 + 12x + 4 - 2x^2 + 11x - 7 simplify
x^2 + 23x -3 complete the square for 'x'
(x + 11.5)2 - 135.25 You can finish ! (hint: a =1)