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# Concavity From a Graph of $f''(x)$

APCALC-RIDB4L

Consider a function $f(x)$ for which the graph of its second derivative is shown.

On which interval(s) is the graph of $f(x)$ concave up?

I. [0, 2]
II. [2, 4]
III. [4, 6]
IV. [6, 8]

A

I only

B

I and IV only

C

I, III and IV only

D

IV only