Find the Mass of a Solid Ball of Radius 2 $\frac { 3 } { 1 + \sqrt { x ^ { 2 } + y ^ { 2 } + z ^ { 2 } } }$

Short Answer

Find the mass of a solid ball of radius 2 if the density at each point (x, y, z) is $\frac { 3 } { 1 + \sqrt { x ^ { 2 } + y ^ { 2 } + z ^ { 2 } } }$ .