Thread: volume problem

Let R be the region bounded by the curves
y=2x and x=4y-y^2

rotated around the x-axis

how do i set up the formula?

Originally Posted by khuezy

Let R be the region bounded by the curves
y=2x and x=4y-y^2

rotated around the x-axis

how do i set up the formula?

Did you draw a diagram?

Use the Shell Method here.

The required volume is given by:



Any questions?

do i find the bound? how did you get 7/2

Originally Posted by khuezy

do i find the bound? how did you get 7/2

Thats where the parabola and the line intersect...