For what values of x is #f(x)=(2x-2)(x-3)(x+3)# concave or convex?
1 Answer
Aug 10, 2018
Explanation:
Let’s select a convenient number in the interval less and
more than
(concave down) and
Therefore,
graph{(2x-2)(x-3)(x+3) [-80, 80, -40, 40]} [Ans]