Shannane's total cost in her business is given by C(x) = 40x + 96,000. and its revenue function is represented by R(x) = 60x. a. Set up the revenue , cost and profit functions. b. When the production level is at 3,000 units , is there a profit or loss ? How much is the profit or loss ? c. Determine the break-even point ? d. How many units must be produced and sold in order to recover the fixed cost ? d. Graph the cost , revenue and fixed cost. Label the distinct points.