Superior hammer has a fixed weekly cost of $120.00, and variable costs of $2.00 for making a hammer. a. if x represents the number of hammers, in hundreds, manufactured each week, write a weekly cost function, c, for superior hammer. b. the function r(x)= -0.5x squared+ 18x describes the revenue superior hammer takes in each week, r(x), in thousands, from the sale of x hammers, in hundreds. use this revenue function and your cost function from part a.) to write a profit function, p. really need