E Quiz: Quiz 8 Chapter 3 (Sections 3.4-6) Question 2 of 13 This quiz: 13 point(s) possible This question: 1 point(s) possible Submit quiz Find the absolute extrema of the function, if they exist, over the indicated interval. Also indicate the x-value at which each extremum occurs. If no interval is specified, use the real numbers, ( - co,co). Question list K f(x) = 0.001x2 +4.2x - 40 O Question 1 Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. O Question 2 O A. The absolute maximum is at x= and the absolute minimum is at x= (Use a comma to separate answers as needed.) O Question 3 O B. The absolute maximum is |at x = and there is no absolute minimum. (Use a comma to separate answers as needed.) O C. The absolute minimum is at x= and there is no absolute maximum. O Question 4 (Use a comma to separate answers as needed. O D. There is no absolute maximum and no absolute minimum. O Question 5 O Question 6This quiz: 13 point(s) possible @ This question: 1 point(s) possible = Quiz: Quiz 8 Chapter 3 (Sections 3.4-6) Question30f13 > Submit quiz Of all numbers that add to 48, find the pair that has the maximum product. That is, maximize the objective function Q = xy subject to the constraint x +y = 48. Question list 1 +0.03x? +0.6x. Currently, Pierce sells 90 lawn chairs daily. Question list a) What is the current daily revenue? b) How much would revenue increase if 93 lawn chairs were sold each day? c) What is the marginal revenue when 90 lawn chairs are sold daily? O Question 5 d) Use the answer from part (c) to estimate R(91), R(92), and R(93). O Question 6 a) The current revenue is $| b) The revenue would increase by $| |. (Round to the nearest cent.) O Question 7 ) The marginal revenue is $| | when 90 lawn chairs are sold daily. ) d)RO1)~ | O Question 8 (Round to the nearest cent as needed. Use the answer from part to answer this part.) R(92)~ $ O Question 9 (Round to the nearest cent as needed. Use the answer from part to answer this part.) R(93)~ | (Round to the nearest cent as needed. Use the answer from part to answer this part.) O Question 10 O Question 11 O Question 12 M Ouestion 13 Quiz: Quiz 8 Chapter 3 (Sections 3.4-6) Question 12 of 13 This quiz: 13 point(s) possible This question: 1 point(s) possible Submit quiz Question list K The average cost for a company to produce x units of a product is given by the function A(x) = 18x + 1875 Use A'(x) to estimate the change in average cost as production goes from 250 units to X 251 units. Question 5 The change in average cost is approximately dollars. Question 6 O Question 7 Question 8 Question 9 Question 10 Question 11Quiz: Quiz 8 Chapter 3 (Sections 3.4-6) Question 13 of 13 UL DGR SRl oo ] Submit quiz This question: 1 point(s) possible uestion list ) Question 5 ) Question 6 ) Question 7 ) Question 8 ) Question 9 ) Question 10 ) Question 11 ) Question 12 ) Question 13 1