The ebook Elementary Calculus is based on material originally written by H.J. Keisler. For more information please read the copyright pages.


Example 1

Find

06_applications_of_the_integral-397.gif

For u > 0,

06_applications_of_the_integral-398.gif

Then

06_applications_of_the_integral-399.gif

Therefore the region under the curve y = l/√x from 0 to 1 shown in Figure 6.7.1 (a) has area 2, and the improper integral converges.


Last Update: 2006-11-15