# Math Help - triple integral dv

1. ## triple integral dv

Hello,
Could someone please tell me the method.thanks
find ∫∫∫
vdv÷√x²+y²+z² where v is solid region bounded by the sphere x²+y²+z²=4 and x²+y²+z² =25

2. ## Re: triple integral dv

Hey n22.

Hint: Try calculating the integral in spherical co-ordinates. Make sure you also use the Jacobian as well.