Solve the problem.Suppose a car rental company charges $92 for the first day and $42 for each additional or partial day. Let C(x) be the cost of renting a car as a function of the number of days. Graph y = C(x). Find the intervals on which the function is continuous.
A. 
C(x) is continuous on the intervals (0, 1], (1, 2], (2, 3], . . .
B. 
C(x) is continuous on the intervals [0, 1), [1, 2), [2, 3), . . .
C. 
C(x) is continuous on the intervals [0, 1), [1, 2), [2, 3), . . .
D. 
C(x) is continuous on the intervals (0, 1], (1, 2], (2, 3], . . .
Answer: A
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Determine if the geometric series converges or diverges. If it converges, find its sum.1 + 
+ 
2+ 
3 + 
4 + . . .
A. converges, 
B. diverges
C. converges, 2
D. converges, 
Write the given expression using words.2x - 3
A. Three more than twice a number B. Two less than three times a number C. Three less than twice a number D. Two more than three times a number
Determine whether the function is a solution of the wave equation.w = ln 5cxt
A. Yes B. No
Divide.
A. 6 R 4 B. 7 C. 6 R 5 D. 8