Question

A coffee shop charges for Internet access in whole hour increments based on the function f(x) = 3x + 1. If the maximum time a person is allowed to sit for a session is four hours, what are the domain and range of this function?

a.The domain is {0, 1, 2, 3, 4} and the range is {0, 1, 2, 3, 4}.


b.The domain is {1, 4, 7, 10, 13} and the range is {0, 1, 2, 3, 4}.


c.The domain is {0, 1, 2, 3, 4} and the range is {1, 4, 7, 10, 13}.


d.The domain is {0, 1, 2, 3, 4} and the range is {13, 10, 7, 4, 1}.