Question

what is the equation in standard form of a parabola that models the value in the table
x -2,0,4
f(x) 0,-6,78

Answer 1

Standard form of parabola: y = ax^2 + bx + c
You are given three points on the parabola: (-2, 0), (0,-6), (4,78)
Substitute the three points into the equation.
You will have three equations and three unknowns. Solve for a,b and c.

Answer 2

thanks