Question 148454
x=-b/2a is for the axis of symmetry of a parabola __ highest order term is squared


factoring __ f(x)=(x)(-x^3+13x^2-47x+99)


factors of 99 __ ±1, ±3, ±9, ±11, ±33, ±99 __ testing the factors shows 9 as a solution