​Determine the Open Intervals on Which the Graph of

question 10

Multiple Choice

​Determine the open intervals on which the graph of is concave downward or concave upward. ​

• A) ​concave downward on
• B) ​concave downward on ; concave upward on
• C) ​concave upward on ; concave downward on
• D) ​​concave downward on ; ​concave upward on
• E) ​concave upward on ; concave downward on

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