The x-intercepts of the parabola are (-3,0) and (5,0). Find the equation of the parabola, and submit your answer in y=ax2+bx+c form.
Wouldn't that just be (x+3)(x-5) ?
Multiply it out: x^2 -5x +3x -15
So y = x^2 -2x -15
+537 
