What is the equation, in standard form, of a parabola that contains the following points?
(-1,12), (0,5), (2,15)

a. y=-4x^2+3x+5
b. y=-4x^2-3x+5
c. y=3x^2-4x+5
d. y=4x^2-3x+5

Ms.ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms.ortiz charge per kilogram of tomatoes to make on a load of tomatoes?