3. (11 points) A farmer is building a rectangular pen with 4 scctions based on the dingram below: They have a total of 5
Posted: Thu Jul 14, 2022 4:08 pm
3. (11 points) A farmer is building a rectangular pen with 4 scctions based on the dingram below: They have a total of 500 feet of fencing. (a) Write an equation for the total area A in terms of x atil y. (b) Use the fact that there is 500 feet of fencing to set up an cquation relating x and y - (c) Solve for x and plug into the equation for A to get the finctien A(y). (d) Solve for y when A(y) is maximal. (e) What dimensions should they make the pen if they want to maximize area?