Question

Which of the following equations is of a parabola with the vertex at (1,-2) ?

Answer 1

Answer: y=(x-1)^2 - 2

Explanation:

The equation for a parabola in this situation is y = a(x - h)^2 + k, h being the x point and k being the y point. Plug in the values, and you get y=(x-1)^2 - 2.