Question

Let R be the region enclosed by the graph of y=ln x, the line x=3, and the x-axis. (a) Fine the area of region R. (b) Find the volume of the solid generated by revolving region R about the x-axis. (c) Set up, but do not integrate, an integral expression in terms of a single variable for the volume of the solid generated by revolving region R about the line x=3.

Answer 1

okay lets go on twiddla..

Answer 2

So I got parts a and b, I'm just stuck on part c

Answer 3

so lemme open a twiddla, we'll take a look..

Answer 4

What's a twiddla?

Answer 5

http://www.twiddla.com/498948