Answer the following

Your business newspaper, Negocios - Caribeos, sells for 73 cents per copy. The cost of producing x copies of an edition is given by

C (x) = 55 + 0.07 x + 0.0008 x^2 dollars to.

Calculate the marginal functions of income and profit.

Marginal income =

Marginal gain =

Calculate revenue and profit, and also marginal revenue and marginal profit if you have produced and sold 784 copies of the latest edition. (result to two decimal places)

income =

$ gain =

$ per copy marginal revenue =

$ per copy marginal gain =

c. For what value of x is the marginal profit zero?