State the domain of the rational function.g(x) = 
A. (-?, ?)
B. (-?, 0) ? (0, ?)
C. (-?, -4) ? (-4, ?)
D. (-?, 4) ? (4, ?)
Answer: C
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? = central angle of a circle, r = radius of the circle, s = length of the intercepted arc, 
speed, 
speed, and t = time. Find the missing quantity. Give an exact answer unless otherwise indicated.v = 16 feet/min, r = 25 feet, ? = ?
A. 0.64 rad/min B. 0.84 rad/min C. 0.54 rad/min D. 0.74 rad/min
Solve the problem.If a person puts 1 cent in a piggy bank on the first day, 2 cents on the second day, 3 cents on the third day, and so forth, how much money will be in the bank after 30 days?
A. $2.33 B. $4.65 C. $0.30 D. $9.30
Simplify.-9 + 3 ? 8
A. 33 B. -15 C. 15 D. 48
Solve the problem.Scott set up a volleyball net in his backyard. One of the poles, which forms a right angle with the ground, is 7 feet high. To secure the pole, he attached a rope from the top of the pole to a stake 12 feet from the bottom of the pole. To the nearest tenth of a foot, find the length of the rope.
A. 13.9 ft. B. 193 ft. C. 9.7 ft. D. 4.4 ft.