Can someone please help.

The graph of a function is given. Find the approximate coordinates of all points of inflection of the function (if any). (Assume a = 6.), screenshot of graph is in the problem

Question

Can someone please help.

The graph of a function is given. Find the approximate coordinates of all points of inflection of the function (if any). (Assume a = 6.), screenshot of graph is in the problem

anonymous · Answer

attachment

anonymous · Answer

6 and 12.
Concavity changes roughly at these points.

anonymous · Answer

@backpack799 , i tried plugging that for my answer, but it said it was incorrect. any ideas why?

anonymous · Answer

there is one between max and min so it is located to (-a,a).

anonymous · Answer

ok, so what does that mean? sry im a bit confused