Try another version of this question Question 1
Let `C` be the curve ` y = 8 sqrt( x ) ` for `2 le x le 3.3`.
Find the surface area of revolution about the `x`-axis of `C`.
Surface area `= int_2^3.3 f( x ) \ dx` where
`f( x ) =`
Now integrate to find surface area `= int_2^3.3 f( x ) \ dx =`
`2 pi * 8 sqrt( x + 8^2 / 4 )`
282.18286558108