Question

What is the vertex of `y= 2x^2 - 8x + 6`?

Answer 1

Vertex (2, -2)

Explanation:

x-coordinate of vertex:
`x = -b/(2a) = 8/4 = 2`
y-coordinate of vertex:
`y(2) = 2(4) - 8(2) + 6 = 8 - 16 + 6 = -2`

Vertex (2, -2)