Solve the problem.Find the moment of inertia Iz of the rectangular solid of density  defined by .

A.
B.
C.
D.


Answer: D

Mathematics

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Find the exact value of the expression.cos  cos  - sin  sin 

A. 0
B. 1
C. -1
D.

Mathematics

Find (x).f(x) = 6r6 - 10r4; g(x) = 2r

A. 3r6 - 5r4 B. 3r7 - 5r5 C. 3r5 - 5r3 D. 6r5 - 10r3

Mathematics

Find the optimum strategies for player A and player B in the game. 

A. A: 1: 1/5, 2: 4/5 B: 1: 4/5, 2: 1/5 B. A: 1: 2/5, 2: 3/5 B: 1: 1/5, 2: 4/5 C. A: 1: 1/2, 2: 1/2 B: 1: 1/2, 2: 1/2 D. A: 1: 3/5, 2: 2/5 B: 1: 2/5, 2: 3/5

Mathematics

A credit card bill due on April 5 showed a balance of $249. The card holder forgot to pay the bill until the 20th of the month, but paid the full amount of $249 at that time. In the mean time, the card was used to make purchases of $134 on the 10th of the month and $74 on the 20th of the month. What was the average daily balance for the billing period? Round to the nearest cent.

a.  $345.75 b.  $89.50 c.  $154.73 d.  $172.27

Mathematics