Suppose that f(x)=7x^6−4x^5 using interval notation where is f(x) increasing and where is it decreasing

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) =

Rosy waxes 2/3 of her car with 1/4 bottle of car wax.at this rate,what fraction of the bottle of car wax will rosey use to wax her entire car

Sum is 17 and their difference is 3