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1. If f(x) = 5x^{}, then f ′(8) =

2. is

3. If f(x) =, then f′(x) is

4.

5. If x^{2} - 2xy + 3y^{2} = 8, then =

6.

Which of the following integrals correctly corresponds to the area of the shaded region in the figure above?

7. If f(x) = sec x + csc x, then f′(x) =

8. An equation of the line normal to the graph of at (2, 4) is

9.

10. If f(x) = cos^{2}x, then f′′(π) =