Determine which of the rational functions given below has the following feature(s).There is a "hole" in its graph at x = 5
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 
Answer: D
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Use a calculator to solve the equation on the interval [0, 2?). Round to the nearest hundredth of a radian.cos 3x = - cos x
A. 0.79, 1.57, 2.36, 3.93, 4.71, 5.50 B. 0, 1.57, 3.14, 4.71 C. 1.57, 4.71 D. 0, 0.79, 2.36, 3.14, 3.93, 5.50
Solve the problem.Heather has a 3-ft. square game board for a popular trivia game. What are the dimensions and the area of the board in inches?3 ft 
A. 36 in. by 36 in.; 72 in2 B. 3 ft. by 3 ft; 9 ft2 C. 3 in. by 3 in.; 9 in2 D. 36 in. by 36 in.; 1296 in2
Write the sum using summation notation, assuming the suggested pattern continues.5 - 15 + 45 - 135 + ...
A. 
B. 
C. 
D. 
Multiply.(8x - 3y)2
A. 64x2 + 9y2 B. 8x2 - 48xy + 9y2 C. 64x2 - 48xy + 9y2 D. 8x2 + 9y2