Find the equation of circle which touches the x axis at (8,0) and cuts off an intercept of 12 from the positive part of y axis.

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) =

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

Each cookie sells for $0.50 sam spent $90 on baking supplies and each cookie cost $0.25 to make how many cookies does sam need to sell before making a profit formula: sales> cost