A one-to-one function f is given. Find f-1(x) and graph f(x) with a solid line and f-1(x) with a dotted line on the same axes.f(x) = 
, x ? 0
A. f-1(x) = - 
, x ? 0
B. f-1(x) = 
, x ? 0; f(x) = f-1(x)
C. f-1(x) = - 
, x ? 0
D. f-1(x) = 
, x ? 0
Answer: B
Mathematics
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Solve.The cost of renting a certain type of car is $31 per day plus $0.10 per mile. A linear function that expresses the cost C of renting a car for one day as a function of the number of miles driven x is 
What is the implied domain of this linear function?
A. (0, ?) B. [31, ?) C. [0, ?) D. [0, 500]
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Solve the equation.
- 5 = 1
A. {-24} B. {-36} C. {36} D. {24}
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Use the point-slope form to write an equation of the line with the slope 
and that passes through the point 
. Then write your result in slope-intercept form.
A. 
B. 
C. 
D. 
E. 
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Find and simplify the difference quotient of f, 
, for the function.f(x) = 
A. 
B. 
C. 0
D. 
Mathematics