Find the domain of the function and identify any vertical and horizontal asymptotes.
?
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A. Domain: all real numbers x except x = 0Vertical asymptote: x = ±7Horizontal asymptote: No horizontal asymptote
B. Domain: all real numbers x except x = ±7Vertical asymptote: x = ±7Horizontal asymptote: No horizontal asymptote
C. Domain: all real numbers x except x = 7Vertical asymptote: x = 7Horizontal asymptote: y = 7
D. Domain: all real numbers xVertical asymptote: x = -7Horizontal asymptote: y = 0
E. Domain: all real numbers x except x = 0Vertical asymptote: x = 0Horizontal asymptote: y = -49
Answer: B
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A. 2004 B. 2005 C. 2006 D. 2007
Solve the trigonometric equation symbolically, graphically, or numerically for 
2 cos2 ? - cos ? = 0
A. ? = 30°, 90°, 270°, 330° B. ? = 60°, 90°, 270°, 300° C. ? = 0°, 60°, 180°, 300° D. ? = 0°, 180°
Evaluate the expression.271/3
A. 9 B. 81 C. 243 D. 3
Fill in the blank with one of the words or phrases listed below.
A symbol used to represent a number is called a 
.
A. variable B. base C. set D. solution