1. Which is the most accurate approximation: middle rectangular, trapezoidal, right rectangular, or left rectangular?

2. Trapezoidal!

3. What are the three methods of finding the volume of a solid?

4. Disks, washers, and shells

5. What does it mean to find the volume of a solid?

6. Use one of the volume integration methods (disks, washers, or shells) to rotate the specified area around a specified axis.

7. What is the formula for the disk method around the x-axis?

9. How do you find the area between a curve and the y-axis?

10. Rearrange the given equation to put it in terms of y, and then integrate it over the given boundaries using dy.