Question

need help on the attach problem

Answer 1

is that asking for the graph of the derivative? i can't really see it

Answer 2

if it is it would be the first graph because your function is increasing and then decreasing so our derivative will be positive and then negative, like the first line

Answer 3

yes, it asking for the derivative of the first graph

Answer 4

could you explain further how you can tell its changes direction at 4?