Solve the problem.The shape and density of a thin shell are indicated below. Find the moment of inertia about the z-axis.Shell: portion of the cone x2 + y2 - z2 = 0 between z = 1 and z = 4Density: ? = 5

A. Iz = 
B. Iz = 1275?
C. Iz = ?
D. Iz = 1275

Answer: C

Mathematics

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A. 0.147 rad B. 1.453 rad C. 0.719 rad D. 1.424 rad

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Solve by the substitution method. If the system is inconsistent or dependent, say so.9x + 40 = -7y5x - 4y = 33

A. No solution B. (1, -7) C. (0, -6) D. (1, -6)

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Mathematics

Check the answer. If incorrect, give the correct answer.

A. Incorrect; should be 8322 R2 B. Incorrect; should be 8323 R3 C. Incorrect; should be 8322 R1 D. Correct

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Mathematics

Solve the equation in the interval [0°, 360°). Give solutions to the nearest tenth, if necessary.sin2? - sin ? - 12 = 0

A. {45°, 135°} B. {45°, 315°} C. {45°} D. ?

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Mathematics