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1.

2.

The figure above shows the graph of a piecewise function. The graph has a horizontal tangent at x= -4. What are all the values of x, such that -6 < x< 6, at which fis continuous but not differentiable?

3.

4.

The diagram above shows the graph of a function ffor -2 ≤ x≤4. Which of the following statements is/are true?

I.

II.

III.

5.

6.

7.

In the figure above, which of the four given points on the graph is and

8.

The table above shows the values of the functions hand kand their derivatives at x= 4 and x= 8. What is the value of

9. If , then f′(2)=

10.

The figure above shows the graph of a continuous function ffor -4 ≤ x≤ 4. On what intervals is f′(x) > 0 for all values ofx?