How do you find the volume of the bounded region if y = sinx, y = 0 from x = pi/4, x = 3pi/4, revolved around the y-axis?
1 Answer
Jun 19, 2015
Use the shell method.
Explanation:
Representative shell has volume:
So the volume of the solid is given by:
Use integration by parts to get:
Then use trigonometry and arithmetic to get: