The correct answer is 2 and 5 only please explain why tho
![The correct answer is 2 and 5 only please explain why tho class=](https://us-static.z-dn.net/files/db3/c98bba6e864e3360a9961bda621d1524.png)
We have that the graph has inflection points where the slope of the function is "0".
From this function we can see that the slope is "0" when x = 2 & x = 5; in all other places the slope is different from "0".