### Linear Programming : Pivoting a Simplex Tableau

The result of pivoting the simplex tableau x y u v M -2 1 1 0 0 0 6 4 0 -1 0 42 1 -2 0 0 1 0 About -2 (1st row, 1st column) is: a) x y u v M 1 -1/2 -1/2 0 0 0 0 7 3 1 0 84 0 -3/2 ½ 0 1

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The result of pivoting the simplex tableau x y u v M -2 1 1 0 0 0 6 4 0 -1 0 42 1 -2 0 0 1 0 About -2 (1st row, 1st column) is: a) x y u v M 1 -1/2 -1/2 0 0 0 0 7 3 1 0 84 0 -3/2 ½ 0 1

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The particular solution corresponding to the simplex tableau x y u v M 0 -3 1 1 0 2 1 2 0 0 0 6 0 -4 0 5 1 10 is: a. X=2, y=6, u=10, v=0, M=0 b. X=2, y=6, u=0, v=0, M=0 c. X=6, y=0, u=0, v=0, M=10 d. X=6, y=o, u=6, v=0, M=10 e. None of the above

New cars are transported from docks in Baltimore and New York to dealerships in Pittsburgh and Philadelphia. The dealership in Pittsburgh needs 20 cars and the delaership in Philadelphia needs 15 cars. It costs $60 to transport a car from Baltimore to Pittsburgh, $45 to transport a car from Baltimore to Philadelphia, $65 to tr

Consider the simplex tableau x y u v w M 1 0 3 0 0 0 10 0 0 1 0 1 0 0 0 1 -6 0 0 0 3 0 0 8 1 0 0 7 0 0 5 0 0 1 4 The tableau above is the final one in a problem to minimize -x + 2y. The minimum value of -x + 2y

The linear programming problem. Minimize 5x - y subject to: -2x - 2y < 12 -3x + 2y > 0 x > 0, y > 0 is equivalent to the linear programming problem: a. Maximize 5x - y subject to: -2x -2y < 12 3x - 2y < 0 x > 0, y > 0 b. Maximize 5x-y subject to: -2x -2y < 12 -3x + 2y > 0 x >

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Please help with the following problem. Canning Transport is to move goods from three factories to three distribution centers. Information about the move is given below. Give the network model and the linear programming model for this problem. Supply at Source Demand at Destination 200 A

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The following problem is something that needs to be put into tableau iterations, but I'm not sure of my answers on it... I'm catching on slowly, but would like to have something to use to check my work... This is a homework problem, but the homework is graded on participation, not correctness in this distance learning class.

(d) Does the conclusion of the Maximum-Minimum Theorem always hold for a bounded function f : R --> R that is continuous on R? Prove or give a counterexample. (a) Fix a, b E R, a < b. Prove that if f [a, b] -->R is continuous on [a, b] and f(x)≠0 for all x E [a, b], then 1/f(x) is bounded on [a, b]. (b) Find a, b E R, a

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The Outdoor Furniture Corporation manufactures two products, benches and picnic tables, for use in yards and parks. The firm has two main resources: its carpenters (labor force) and a supply of redwood for use in the furniture. During the next production cycle, 1,200 hours of labor are available under a union agreement. The firm

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Please help with the following problem. A candidate for mayor in a small town has allocated $40,000 for last-minute advertising in the days preceding the election. Two types of ads will be used: radio and television. Each radio ads costs $200 and reaches an estimated 3,000 people. Each television ad costs $500 and reaches an

Saudi Oil Company has 5000 barrels of Type A oil and 10000 barrels of Type B oil. The company sells two products: Gasoline and Heating Oil. Both products are produced by combining Type A and Type B oil. The "quality level" of Type A oil is 10 and that of Type B oil is 5. Gasoline must have an average quality level of at least 8

PROBLEM 1 1. Use this graph to answer the questions. Maximize 28X + 35Y Subject to: 12X + 15Y < 180 15X + 10Y ≥ 150 3X - 8Y < 0 X , Y > 0 a. What is the feasible region (I, II, III, IV, or V)? b. Which point (A, B, C, D, or E) is optimal?

A manufacturer of excercise equipment will begin production of two types of machines: Body Plus 100 and Body Plus 200. The Body Plus 100 consists of a frame unit, a press station, and a pec-dec station. each frame produced uses 4 hours of machining and welding time and 2 hours of finishing and painting time. Each press stat

1. Consider the simplex tableau x y u v w M [ 1 0 3 0 0 0 | 10] [ 0 0 1 0 1 0 | 0] [ 0 1 -6 0 0 0 | 3] [ 0 0 8 1 0 0 | 7] [

1. Consider the following linear programming problem: Maximize 10x + 7y subject to: X + 3y (less than or equal to symbol) 10 2x -y (less than or equal to symbol) 8 x (greater than or equal to symbol) 0, y (greater than or equal to symbol) 0 The initial simplex tableau is: (for choices, please see attachment)

I have one last work problem where my solution just doesn't to be correct Set up the objective function and constraints and then solve for the following: A company makes a single product on two separate production lines, A and B. The company's labor force is equivalent to 1,000 hours per week, and it has $3,000 outlay week

Minimize z=6x+2y subject to constraints x+y>40, x+y>16, 4x+2y>48, x>0, y>=0

1. The feasible set of a certain linear programming problem is given by the following system of linear inequalities. x + 3y (less than or equal to symbol) 6 x - y (less than or equal to symbol) 2 - 5x + y (less than or equal to symbol) 2 Without graphing this set, determine which of the

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You are managing the OR and have been told to come up with the mix of surgeries and doctors that will yield $2,300,000. Currently your OR performs 5 different surgeries and has 3 different doctors. Your OR operates one shift per day with a maximum amount of 8,000 OR hours. The only constraints that you have been given are the fo

Where is the graph of g(x) = x^3 - x concave upwards? Find its points of inflection. (See attachment for full questions)