tanya and can can each wash a car and vacuum its interior in 2 hours. Pat needs 3 hours to do this and job by himself. If Pat, can and tanya work together, how long in hours will it take them to clean the car

The function models the number of accidents per 50 million miles driven as a function

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.

If f(x) = 4x - 3 and g(x) = x + 4, find (f - g) (x)