Write the first four terms of the geometric sequence with a = 12 and a third term of 108.
A. 12, 36, 108, 324
B. 13, 41, 109, 324
C. 12, 37, 109, 323
D. 7, 10, 13, 16
Answer: A
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Solve the problem.Conservationists tagged 50 black-nosed rabbits in a national forest in 1990. In 1991, they tagged 100 black-nosed rabbits in the same range. If the rabbit population follows the exponential law, how many rabbits will be in the range 4 years from 1990?
A. 59 B. 1600 C. 119 D. 800
Match the system of equations with one of the graphs.x2 + y2 + 16y = 0x2 + y2 = 14x
A. 
B. 
C. 
D. 
Write an inequality with the same meaning.y > -5
A. -5 > y B. -5 < y C. y < -5 D. y ? -5
Use Cramer's rule to solve the system or to determine that the system is inconsistent or contains dependent equations.
A. {(20, 3)} B. {(16, 18)} C. inconsistent; no solution or ? D. dependent equations; infinitely many solutions