NEED HELP ASAP 10) Use the distance formula to find the distance between A (1,9) and B(-1,7). Show all work.
Simplify radicals, if needed (NO ROUNDED DECIMALS):
AB =

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.

If $740 is invested at an interest rate of 11% per year and is compounded continuously, how much will the investment be worth in 7 years? use the continuous compound interest formula a = pert.

How many grams the dog will eat in 3 days?