Which of the folowing means the same as the solutions of a quadratic function?
(select all that apply)
roots
zeros
x-intercept
y-intercept
vertex
axis of symmetry
roots
zeros
x-intercepts
Which function has a vertex at (3,-9) and zeros at x = 0 and x = 6?
f\left(x\right)=x^{2}-3x-9
f\left(x\right)=x^{2}+3x-9
f\left(x\right)=x^{2}-6x
f\left(x\right)=x^{2}+6x
The correct function is:
f(x) = (x-3)^2 - 12