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12-03-2020
Mathematics

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What is the vertex of the graph of the function f(x) = x2 + 8x – 2?

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PollyP52 PollyP52

12-03-2020

Answer:

The vertex is at (-4, -18).

Step-by-step explanation:

f(x) = x^2 + 8x - 2

Covert to vertex form:

f(x) = (x + 4)^2 - 16 - 2

f(x) = (x + 4)^2 - 18.

So the vertex is at

(-4, -18).

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