Question

shell method? boundaries; 1/x, a-axis, x=1, x=10, axis of revolution: y-axis

Answer 1

kinda having problem what does \[(\frac{ 1 }{ x })^{2}=?\]

Answer 2

wait your function is y=1/x on the interval [1,10] and you are rotating around y-axis. is this correct?

Answer 3

yea

Answer 4

the answer is 18pi, but im terrible in doing shell method

Answer 5

yep i already draw the diagram for it

Answer 6

and then this curve is rotated around the y-axis, forming something like