Section: Math

2) Pick the equation with a vertex of (4, -4).

1. y=5(x+4)²-4
2. y=5(x-4)²+4
3. y=5(x-4)²-4
4. y=5(x+4)²+4

Vertex form of a parabola equation: y=a(x-h)²+k, where (h,k) is the vertex. Plug 4 into the h slot and -4 slot, and Answer 3 will be the only correct choice.