Find a formula for the inverse of the function described below.An organization determines that the cost per person of chartering a bus is given by the formula 
where x is the number of people in the group and C(x) is in dollars.
A. C-1(x) = 
B. C-1(x) = 
C. C-1(x) = 
D. C-1(x) = 
Answer: A
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Express the vector as a product of its length and direction.
j - 2k
A. 
(j - k)
B. 
C. 
D. 
Perform the indicated operation. Express the answer in scientific notation.(2 × 10-8)(5 × 108)
A. 10 × 101 B. 1 × 101 C. 100 × 100 D. 1 × 10-64
Solve the problem.At the Stop 'n Go tune-up and brake shop, the manager has found that an SUV will require a tune-up with a probability of 0.6, a brake job with a probability of 0.1 and both with a probability of 0.02. What is the probability that an SUV requires a tune-up but not a brake job?
A. 0.02 B. 0.58 C. 0.7 D. 0.68
Use the compound interest formula to determine the final value of the given amount.$480 at 6% compounded quarterly for 7 years
A. $721.74 B. $248.27 C. $717.50 D. $728.27