What is the equation, in standard form, of a parabola that contains the following points?
(-2,-20),(0,-4),(4,-20)
1- y=-2.5x^2+5x
2-y=-x^2+4x-4
3- y=-2x^2+4x-4
4-y=-2.25xx^2+4.5x-2
My answer is 3
2 answers
looks good
Thank you
1 answer