Find the LCD of the list of fractions.- 
, 
A. 252
B. -126
C. 2
D. 126
Answer: D
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Translate the English sentence into an equation using the variables indicated.The attendance at the theater on Friday night was greater than the attendance on Saturday night. The difference in the attendance between the two nights was 716 people. Use f for the number of people at the theater on Friday and s for the number of people at the theater on Saturday.
A. s - f = 716
B. f + s = 716
C. 
= 716
D. f - s = 716
Interpret the linear equation.The monthly cost of a certain long distance service is given by the linear function 
where y is in dollars and x is the amount of time in minutes called in a month. Find and interpret the slope and y-intercept of the linear equation.
A. m = 0.08; The number of minutes called in a month increases 0.08 for every dollar spent. b = 7.95; The number of minutes that can be called when x = 0 is 7.95. B. m = 7.95; The number of minutes called in a month increases 7.95 for every dollar spent. b = 0.08; The number of minutes that can be called when x = 0 is 0.08. C. m = 7.95; The cost of the long distance service increases $7.95 for every 1 minute called. b = 0.08; The cost of the long distance service is $0.08 if no calls are made for the month. D. m = 0.08; The cost of the long distance service increases $0.08 for every 1 minute called. b = 7.95; The cost of the long distance service is $7.95 if no calls are made for the month.
Let f be a function with the given domain and range. Find the domain and range of the indicated function.Domain of f(x): [5, 10]; Range of f(x): [0, 4] f(-x)
A. D: [-10, -5]; R: [-4, 0] B. D: [5, 10]; R: [0, 4] C. D: [5, 10]; R: [-4, 0] D. D: [-10, -5]; R: [0, 4]
Let 
be an arbitrary operation. Describe the operation 
for the problem.
?
?
A. ab + 1 B. a + b C. ab D. 2a - b E. a + b + 1