The y intercept occurs when x = 0. Therefore it is -180.
The x-intercepts are the roots of the equation.
x1 = 9
x2 = 4
x3 = 5
The shape of the graph would look approximately like the attached graphic.
The x-intercepts are the roots of the equation.
x1 = 9
x2 = 4
x3 = 5
The shape of the graph would look approximately like the attached graphic.