What is the vertex of the graph of the function f(x) = x2 + 8x − 2 ? (−4, 18) (0, -2) (-8, -2) (−4, −18)

Question

asked Sep 14, 2023 42.7k views

2 Answers

Nevotheless · Answer 1 · 2023-09-18T23:48:03+0000

Answer:

(−4, −18)

Explanation:

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

⇒ CONVERT TO VERTEX FORM

≥ f(x) = (x + 4)^2 - 16 - 2

≥ f(x) = (x + 4)^2 - 18

⇒ VERTEX IS AT:

≅ ((−4, −18))