The axis of symmetry for a function in the form f(x) = x2 + 4x − 5 is x = −2. What are the coordinates of the vertex of the graph? (−9, −2) (−17, −2) (−2, −17) (−2, −9)

QUESTION POSTED AT 01/06/2020 - 04:38 PM

Answered by admin AT 01/06/2020 - 04:38 PM

Sub in x = -2, then f(-2) = 4-8-5 = -9

So Vertex is (-2,-9)
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