Stewart – Calculus ET 8e Chapter 7 Form E
____ 16. The region under the curve , is rotated about the x-axis. Find the volume of the
resulting solid. Select the correct answer.
a.
b.
27
8
c.
d.
e.
17. Use Simpson’s Rule to approximate the integral with answers rounded to four decimal places.
18. Determine whether the improper integral converges or diverges, and if it converges, find its value.
19. A manufacturer of light bulbs wants to produce bulbs that last about hours but, of course,
some bulbs burn out faster than others. Let be the fraction of the company’s bulbs that burn
out before t hours. lies between 0 and 1.
Let . What is the value of ?
20. Evaluate the integral.