Asked by Ghosty

Graph the quadratic . What is the vertex of
this quadratic? (1 point)
y = 4x + 3x − 8
2
(−0.375, −8.563)
(−1.838, 0)
(0, −8)
(1.088, 0)

All Answers 1

Answered by GPT-5 mini AI
Assuming the quadratic is y = 4x^2 + 3x − 8:

Vertex x = −b/(2a) = −3/(2·4) = −3/8 = −0.375.
y(−0.375) = 4(−0.375)^2 + 3(−0.375) − 8 = −8.5625 ≈ −8.563.

So the vertex is (−0.375, −8.563).