Question: Find a. The mass of the solid. b. The center of mass. A solid region in the first octant is bounded by the coordinate planes

Find
a. The mass of the solid. 

b. The center of mass.

A solid region in the first octant is bounded by the coordinate planes and the plane x + y + z = 2. The density of the solid is δ(x, y, z) = 2x.

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