How much would 200 invested at 5 invested compounded continuously be worth after 9 years

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.

Which expression gives you the distance between the points (5,1)and(9,-6)

Solve the equation by completing the square. x^2+2x=17