Q. 3 - Calculus

Question

Sketching disks ,washers and shells : sketch the three disks , washers , shells that result from revolving the rectangles shown in the figure around the given lines 

The line $x=-1$

Step-by-Step Solution

Answer

Since there is the gap between the line and the rectangles the resulting solid after revolving around the line $x=-1$ is washers .

Step 1.Given information

WE have been given 

To find out the figure revolving around line $x=-1$

Step 2. Finding the revolved figure

Since there is the gap between the line and the rectangles the resulting solid after revolving around the line $x=-1$ is washers .