Solve.The cost of renting a certain type of car is $36 per day plus $0.08 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, 500]
B. (0, ?)
C. [0, ?)
D. [36, ?)
Answer: C
Mathematics
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Graph the function.Graph the function f(x) = sin 4x + cos 2x.
A. 
B. 
C. 
D. 
Mathematics
Find the difference, regrouping when necessary.
A. 48 B. 88 C. 38 D. 32
Mathematics
Solve the problem.The pH of a solution ranges from 0 to 14. An acid has a pH less than 7. Pure water is neutral and has a pH of 7. The pH of a solution is given by 
where x represents the concentration of the hydrogen ions in the solution in moles per liter. Find the hydrogen ion concentration if the 
A. 1010 B. 10-10 C. 2.3 D. 0.1
Mathematics
Solve the problem.Find the measure of an angle such that the sum of the measures of its complement and its supplement is 132°.
A. 64° B. 24° C. 69° D. 48°
Mathematics