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How do I find the x-intercepts of the parabola with vertex (-3,16)and y-intercept (0,-20)
Standard equation for parabola: y=A(x-h)^2+k, with (h,k) being the (x,y) coordinates of the vertex.
using given point (0,-20) to solve for A
Equation of parabola:
x-intercepts: -5 and -1