Answer:
D. y = 2(x - 2)² - 4
Explanation:
The equation of a parabola with a vertex (h, k) has the form
y = a(x - h)² + k
So, replacing (h, k) = (2, -4), we get:
y = a(x - 2)² + (-4)
y = a(x - 2)² - 4
then, the equation with this form is
D. y = 2(x - 2)² - 4
