Question

What is the equation of a parabola with vertex (-2,1) and a=-4

y= 4(x + 1)^2 – 2

y= –2(x – 1)^2 – 4

y= -4(x + 2)^2 + 1

y = -4(x – 2)^2 + 1

Answer 1

it would be Y=2(x-1)^2-4