Solve.The cost of having a car towed is given by the linear function C(x) = 2x + 40, where C(x) is in dollars and x is the number of miles the car is towed. Find the cost of having a car towed 4 miles.
A. $8
B. $42
C. $38
D. $48
Answer: D
Mathematics
You might also like to view...
Use the Trapezoidal Rule with n = 4 steps to estimate the integral.
A. 
B. 
C. 
D. 
Mathematics
Find the area of the shaded region.
A. ? + 2 B. ? C. ? - 2 D. 2
Mathematics
Evaluate the root.
A. 2
B. 
C. 
D. 4
Mathematics
Two sides of a right triangle ABC (C is the right angle) are given. Find the indicated trigonometric function of the given angle. Give exact answers with rational denominators.Find cos A when a = 
and c = 13.
A. 
B. 
C. 
D. 
Mathematics