Solve the problem.A number minus 12 times its reciprocal is 1. Find the number.
A. -4 or 3
B. 4
C. 4 or -3
D. 4 or 3
Answer: C
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Solve the problem.If 
is a convergent series of nonnegative terms, what can be said about 
, where k is a positive integer?
A. May converge or diverge B. Always converges C. Always diverges
Evaluate the expression without using a calculator.log77
A. 
B. 1
C. 7
D. 0
Classify the angle as acute, obtuse, straight, or right.
A. Acute B. Straight C. Right D. Obtuse
The graph of a function f is given. Use the graph to answer the question.Find the numbers, if any, at which f has a local maximum. What are the local maxima?
A. f has a local maximum at -?; the local maximum is 2 B. f has a local maximum at x = 0; the local maximum is -2 C. f has a local maximum at x = -? and ?; the local maximum is 2 D. f has no local maximum