= Homework: Section 15.6 Question 3, 15.6.23 HW Score: 0%, 0 of 5 points Part 1 of 2 O Points: 0 of 1 Save A solid "trough" of constant density 8 = 1 is bounded below by the surface z = 4y", above by the plane z = 4, and on the ends by the planes x = 7 and x = - 7. Find the center of mass and the moments of inertia with respect to the three axes. . . . . . The coordinates of the center of mass are x = , y = , z= (Type an integer or a simplified fraction.)= Homework: Section 15.6 Question 4, 15.6.29 HW Score: 0%, 0 of 5 points Part 1 of 2 O Points: 0 of 1 Save Find the mass of the solid and the center of mass if the 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 6(x,y,z) = 4x. . . . . . The mass of the object is (Type an integer or a simplified fraction.)