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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
28 Oct 2021

Given information

The function is provided below.

 

Step-by-step explanation

Step 1.

Apply the concept of concavity

The function is said to be concave upward when second derivative of the function is greater than zero.

The function is said to be concave downward when second derivative of the function is less than zero.

Apply the rules of differentiation

The product rule of differentiation is provided below.

 

Derivatives of some functions is provided below.

 

 

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