andrewlangman218 andrewlangman218

16-09-2019
Mathematics

contestada

Determine the vertex form of g(x) = x2 + 2x – 1. Which graph represents g(x)?

Respuesta :

a5904640 a5904640

16-09-2019

g(x) = x² + 2x - 1

Since its a parabola we have the formula to the vertex

(Xv, Yv) = (-b/2a, -Δ/4a)

(Xv, Yv) = (-2/2.1, -(2² -4.1.(-1))/4.1)

(Xv, Yv) = (-1, -2)

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rafcasti35 rafcasti35

16-03-2020

Answer:

the answer is D

Step-by-step explanation:

just got it right on E2020

Answer Link

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