Question

The axis of symmetry for a function in the form f(x) = x^2 + 4x − 5 is x = −2. What are the coordinates of the vertex of the graph?

(−9, −2)

(−17, −2)

(−2, −17)

(−2, −9)

Answer 1

(-2,-9) or d

Explanation:

You can check on desmos plus I got it right on the test

Answer 2

Hello,

If x=-2 f(-2)=(-2)²+4*(-2)-5= 4-8-5=-9

vertex is (-2,-9)