The x-intercepts of the parabola y = x^2 + bx + c are (-3,0) and (-5,0) Find the equation of the parabola, and submit your answer in y = x^2 + bx + c form.
(-3,0) and (-5,0)
means that (x+3)(x+5) = y
y = x^2 + 8x+ 15
