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3. The surface density of the spherical surface Σ:x2+y2+z2=a2 is ρ(x,y,z)=x2+y2+z21​. Show it mass. (20 scores)

Posted: Thu Jul 14, 2022 4:47 pm
by answerhappygod
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3. The surface density of the spherical surface Σ:x2+y2+z2=a2 is ρ(x,y,z)=x2+y2+z21​. Show it mass. (20 scores)