Let a and b be real numbers, where a +b=0.
Which of the following functions could represent
the graph on the right?
O f(x) = x (x - a)(x – b)2
Of(x) = (x - a)(x - 5)2
O f(x) = x(x - a)(-b)
O f(x) = x2(x - a) 2x - b)2