Calculating the Volume of a Cylindrical Shell

35 Views Asked by At

enter image description here

Hey I'm trying to solve this problem and I'm stuck. The integral I'm using to solve this problem is the integral from $0$ to $4$ of $2{\pi}y(27 - (y + 2)^3)$ but the answer isn't correct. Can anyone help me?

1

There are 1 best solutions below

0
On BEST ANSWER

You want to find $\int_0^{1} 2\pi r(y)h(y)\;dy=\int_0^{1}2\pi y(32-((y+2)^3+5))\;dy$