Find the indicated term.If a1 = 5, d = -3, find a42.
A. -121
B. 131
C. 128
D. -118
Answer: D
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Solve the problem.A cylinder with height 12 m and radius 2 m is filled with water and must be emptied through an outlet pipe 3 m above the top of the cylinder. Compute the work required to empty the water in the top half of the tank. Then compute the work required to empty the (equal amount of) water in the lower half of the tank. Round to two decimal places when appropriate.
A. 13,300,246.6 J; 8,866,831.1 J B. 4,433,415.55 J; 4,433,415.55 J C. 4,433,415.55 J; 8,866,831.1 J D. 8,866,831.1 J; 4,433,415.55 J
Let A = {q, s, u, v, w, x, y, z}, B = {q, s, y, z}, 
and 
Specify the following set.A ? D
A. {s} or D B. {q, s, u, v, w, x, y} C. {s, u, w} D. {v, x}
Find the length of the unknown side of the right triangle. In each case, a and b represent the lengths of the legs and c represents the length of the hypotenuse.
b = 9, c = 15; find a
A. 14 B. 12 C. 15 D. 11
Use Bayes' rule to find the indicated probability.Two stores sell a certain MP3 players. Store A has 34% of the sales, 5% of which are of defective items, and store B has 66% of the sales, 1% of which are of defective items. The difference in defective rates is due to different levels of pre-sale checking of the product. A person receives a defective item of this product as a gift. What is the probability it came from store B?
A. 0.275 B. 0.22 C. 0.5667 D. 0.7083