Find the vertices of the hyperbola.
- 
= 1
A. (0, 5), (0, -5)
B. (-5, 0), (5, 0)
C. (0, 2), (0, -2)
D. (-2, 0), (2, 0)
Answer: B
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Solve the absolute-value inequality.
- 4 > 12
A. {b
b < -10 or b > 14}, or (-?, -10) ? (14, ?)
B. {b
b < -14 or b > 18}, or (-?, -14) ? (18, ?)
C. {b
-14 < b < 18}, or (-14, 18)
D. {b
b < -14 or b > 10}, or (-?, -14) ? (10, ?)
Solve the problem.Kimberly invested 
in her savings account for 7 years. When she withdrew it, she had 
. Interest was compounded continuously. What was the interest rate on the account? Round to the nearest tenth of a percent.
A. 3.4% B. 3.45% C. 3.2% D. 3.3%
Solve the problem.The speed of a stream is 4 mph. If a boat travels 
downstream in the same time that it takes to travel 
upstream, what is the speed of the boat in still water?
A. 14 mph B. 12 mph C. 8 mph D. 15 mph
Evaluate the expression for the given value or values.
for x = -174, y = -3
A. 
B. -58
C. - 
D. 58