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3 January, 07:38

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

O (-4, 18)

O (0, - 2)

O (-8, - 2)

0 (-4, - 18)

+4
Answers (2)
  1. 3 January, 07:56
    0
    The vertex of the parabola is where the function opens up or closes. The x coordinate can be determined by using the formula x = - b/2a. Using this formula, we find that x = - 4. Plug in - 4 for x and you'll find that the coordinates of the vertex are (-4,-18).
  2. 3 January, 08:00
    0
    -4,-18 or D

    Step-by-step explanation:

    Well you can use desmos and that shows the vertex plus I took the test on edge and got it right
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