Test: AP Calculus AB 1

1.

The following is the graph of the derivative of :

Q9

 

From the graph of the derivative, which of the following is correct?

 is concave down on the interval  and concave up on the interval 

 is concave up on the interval  and concave down on the interval 

 is decreasing from  and decreasing on the intervals  and 

There are points of inflection at  and 

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