Question

Volumes of Solids of Revolution / Method of Rings
1. Rotate the region bounded by , y=6-2x, y=3+x and x=3 about the x-axis.

Answer 1

I suppose you'd want to use the washer method: \[
V = \pi\int r_2^2-r_1^2dx
\]

Answer 2

Need to find your x bounds. You know one of them is 4.

Answer 3

thank you.can you answer it for me.(:

Answer 4

Nope. I can only help you a bit.

Answer 5

can you draw the region, @krishaeocampo ?