how to solve the addition puzzle where some of the number are already given. how to fill the remaining puzzle​

Let f (x) = x e8x. find a formula for the nth derivative of f, where n is any positive integer. use x and n in your answer if needed. f (n)(x) =

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown

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.