[SPLIT] x=y^2, x=y+6 about the y-axis

[Guest]

okay, this is my last one, i promise... x=y^2, x=y+6 about the y-axis

i did pi S (y+6)^2-(y^2)^2 dy (from 0 to 3) = 612pi/5 units^3...? thanks

 

[daon]

okay, this is my last one, i promise... x=y^2, x=y+6 about the y-axis

i did pi S (y+6)^2-(y^2)^2 dy (from 0 to 3) = 612pi/5 units^3...? thanks

Graphs cross at y=3, y=-2.

So,

V = \(\displaystyle \L \pi \int _{-2}^3 (y+6)^2 - (y^2)^2 dy\)