Question

Question below

Answer 1

i got the lower portion, i only need help with the top part

Answer 2

try this :

-6 -> -2 : 2*sqrt(x+6)
-2 -> 58 : (10-x)/6 + sqrt(x+6)

Answer 3

yay it's correct
can you explain how you came up with the answer ?

Answer 4

good :) look at the graph

Answer 5

can u setup integral for that small green area ?

Answer 6

^^better picture..

Answer 7

thanks, that helps
i got one last one i need help with, it's not much,
shall i post it?

Answer 8

yah sure

Answer 9

i tried different both dish and washer methods to find the volume, but nothing seem to work

Answer 10

volume element will be :

dV = pi*(1/x^3+2)^2 - pi*(-2)^2