1. [-/1 Points] DETAILS MY NOTES ASK YOUR TEACHER PRACTICE ANOTHE I want to fence in a square vegetable patch. The fencing for the east and west sides costs $6 per foot, and the fencing for the north and south sides costs only $3 per foot. Find the total cost (in dollars) of the fencing as a function of the length (in feet) of a side x. Need Help? Read It 2. [1/8 Points] DETAILS PREVIOUS ANSWERS MY NOTES ASK YOUR TEACHER PRACTICE ANOTHE The cost of renting tuxes for the Choral Society's formal is $28 down, plus $84 per tux. Express the cost C as a function of x, the number of tuxedos rented. C(x) = Use your function to answer the following questions. (=) What is the cost of renting two tuxes? $ (b) What is the cost of the second tux? $ (c) What is the cost of the 4,098th tux? $ (d) What is the variable cost? What is the fixed cost? $ What is the marginal cost? $3. [-/5 Points] DETAILS Your college newspaper, The Collegiate Investigator, has fixed production costs of $72 per edition and marginal printing and distribution costs of 41c per copy. The Collegiate Investigator sells for 51c per copy. (=) Write down the associated cost function C(x) in dollars. C(x) = Write down the revenue function R(x) in dollars. R(x) = Write down the profit function P(x) in dollars. P(x) = (b) What profit (or loss) results from the sale of 500 copies of The Collegiate Investigator? $ (c) How many copies should be sold in order to break even? copies Need Help? Read It