The graph of x^3 - 15x^2 + 68x - 96 goes down on the left and rises up on the right.
The y-intercept is the value of the function when x = 0,
y-intercept is y = -96
x-intercept are the zeros of the function.
x^3 - 15x^2 + 68x - 96 = 0
x-intercepts are x = 8, x = 3, x = 4
