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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
20 Dec 2021

Given information

Given what interval is the function  concave upward

Step-by-step explanation

Step 1.
 
 
Differentiate
 
 
Again Differentiate
 
 
 
The graph is concave up when  
 
that means
 
 
 
Add 8 on both sides
 
 
 
Divide both sides by 6
 

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