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 the mass of a wire 6 cm long whose density at distance x from the center is 9 - x2 gm/cm. In Figure 6.6.2, we put the center of the wire at the origin. Then

m =06_applications_of_the_integral-328.gif=06_applications_of_the_integral-329.gif= 36 gm.

06_applications_of_the_integral-330.gif

Figure 6.6.2


Last Update: 2006-11-15