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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
2 Nov 2021

Given information

The graph of the derivative  of a continuous function   is shown:

Step-by-step explanation

Step 1.

From the graph,  goes negative Y axis at  and again goes positive Y axis at   .

Therefore , from, to   ,   concave downward, and from, to  ,   concave upward. 

 

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