Solve the problem.A solid right circular cylinder is bounded by the cylinder r = 2 and the planes z = 0 and z = 4. Find the moment of inertia about the z-axis if the density is ? = 3z.
A. 192?
B. 64?
C. 128?
D. 384?
Answer: A
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Provide an appropriate response.How many real solutions are possible for a system of equations whose graphs are a line and a circle?
A. 0, 1, or 2 solutions B. 0, 1, 2, or 3 solutions C. 1, 2, or 3 solutions D. 1 or 2 solutions
Use the distributive property to write the sum as a product.14 ? y + 14 ? 9
A. 14(y + 9) B. (14y + 126) C. (126y) D. (23y)
Either the dimensions of two matrices or the matrices themselves are given. Find the dimensions of the product AB and the product BA. If either is not defined, say so.A is 4 × 4; B is 4 × 4.
A. AB is 4 × 8; BA is 4 × 8. B. AB is 8 × 8; BA is 8 × 8. C. AB is 8 × 4; BA is 8 × 4. D. AB is 4 × 4; BA is 4 × 4.
Find the distance d(P1, P2) between the points P1 and P2.P1 = (1, 5); P2 = (-6, -6)
A. 77
B. 
C. 4
D. 6