Please box each question !(7)

T f A solid cube in the first octant is bounded by the coordinate planes and by the planes x=1, y=1,and z= 1. The density of the cube is 5(x,y,z) =x +y + z+9. Complete parts a through c. 1 e D j a. Find the mass of the solid. = (Simplify your answer. Use integers or fractions for any numbers in the expression.) E ' b. Find the center of mass. | i X= D y= D > = D l (Simplify your answer. Use integers or fractions for any numbers in the expression.) c. Find the moments of inertia about the coordinate axes. 'x=|:| IV=D 'zz!:l (Simplify your answer. Use integers or fractions for any numbers in the expression.)