Calculate the mass of a spherical bead of radius 3, centered at the origin, if the density of the material it is made of, is given by the function:

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- Mar 4th 2009, 01:19 PMsonia1triple integralsCalculate the mass of a spherical bead of radius 3, centered at the origin, if the density of the material it is made of, is given by the function:
- Mar 4th 2009, 05:49 PMHallsofIvy
- Mar 4th 2009, 11:20 PMsonia1
oh sorry it's meant to be 2|z|..but i still don't understand the bit

so what would we integrate in terms of sperical coordinates