Question

For f(x) shown below, which of the following graphs is f ‘’(x)?

Answer 1

A

Answer 2

B

Answer 3

C

Answer 4

D

Answer 5

It 's B

Answer 6

Logic: from -2 to 0 , B shows f"<0 --> concave is down,
from 0 to infinitive, shows f">0 ---> concave is up
which matches with f(x)
to A, all is >0 that means all is concave up. the first part of f(x) is concave down
to C the asymptote is not that
to D the same reason with A to reject