raymond opens a car wash and keep track of his weekly earnings, as shown on the table. Use the linear model to make a prediction and classify the prediction as a interpolation or a extrapolation.

Write a function that matches the description. a cosine function has a maximum of 5 and a minimum value of -5. f (r) =

Anyone know? is appreciated! will mark brainliest if correct!

The tuition costs, c, for a local community college are modeled by c(h) = 250 + 200h, where h represents the number of credit hours taken. the local state university has tuition costs, s, modeled by the function s(h) = 300 + 180h. how many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.