The vertex form of the equation of a parabola is y = 2(x + 3)2 - 5. what is the standard form of the equation?

a) y=2x^2+12x+13

b) y=2x^2+5x+9

c) y=4x^2+4x+4

d) y=2y^2+5y+9

1. a parachutist is 800 feet above the ground when she opens her parachute. she then falls at a constant rate of 5 feet per second. select the equation that represents this situation. h = -800t + 5 y = -5x + 800 h = 5t - 800 y = 800x + 5 i need