Find the mass of a sphere of radius 4 centered at the origin if it's density is p(x,y,z)=x^2+y^2.?

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Find the mass of a sphere of radius 4 centered at the origin if its density is p(x,y,z)=x^2+y^2. ... Find the mass of a sphere of radius 4 centered at ...
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Positive: 45 %

... 4 centered at the origin. (The circle x^2+y^2 ... radius 2 and a sphere or radius 3 in the region y>=0 and z>=0. Find its mass if the density f(x,y,z) ...
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Positive: 42 %

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Positive: 39 %

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Positive: 32 %

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Positive: 22 %

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Positive: 9 %

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Positive: 10 %

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Positive: 10 %

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45 %