What is the vertex of f (x) = -2 (x + 1) ^2 -3?

Answer 1

The vertex of a parabola in the form f(x) = a(x - h)^2 + k is given by the point (h, k).

For the function f(x) = -2(x + 1)^2 - 3, we can see that a = -2, h = -1, and k = -3.

Therefore, the vertex of f(x) = -2(x + 1)^2 - 3 is (-1, -3).