Solve the following linear program using the simplex method: 7x₁ + 8x2 4x1 + x2 ≤ 100 (a) (b) (c) (d) maximize: subject to: minimize: subject to: minimize: subject to: x1 + x2 < 80 *1 ≤ 40 x1 and x2 > 0 x₁ + 2x2 x1 + 3x2 ≥ 11 2x1 + x2 ≥9 x₁ and x₂ > 0 2x₁ + 3x2 + 4x3 x1 + x2 + x3 ≤ 1 x₁ + x2 + 2x3 = 2 3x1 + 2x2 + x3 ≥ 4 x1, x2 and x3 ≥ 0 maximize: 2x1 + x2 subject to: 0≤x≤ 5 0≤x≤7 x₁ + x₂ < 90

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question
Solve the following linear program using the simplex method:
(a)
(b)
(c)
(d)
maximize:
subject to:
minimize:
subject to:
minimize:
subject to:
7x1 + 8x2
4x1 + x2 ≤ 100
x1 + x2 < 80
x140
x1 and x₂ > 0
x1 + 2x2
x1 + 3x2 ≥ 11
2x1 + x2 > 9
x1 and x₂ > 0
2x1 + 3x2 + 4x3
x1 + x2 + x3 ≤ 1
x1 + x2 + 2x3 = 2
3x12x2 + x3 ≥ 4
x1, x2 and x3 ≥ 0
maximize: 2x1 + x2
subject to:
0 ≤ x ≤ 5
0 ≤ x₂ ≤7
x1 + x2 < 90
Transcribed Image Text:Solve the following linear program using the simplex method: (a) (b) (c) (d) maximize: subject to: minimize: subject to: minimize: subject to: 7x1 + 8x2 4x1 + x2 ≤ 100 x1 + x2 < 80 x140 x1 and x₂ > 0 x1 + 2x2 x1 + 3x2 ≥ 11 2x1 + x2 > 9 x1 and x₂ > 0 2x1 + 3x2 + 4x3 x1 + x2 + x3 ≤ 1 x1 + x2 + 2x3 = 2 3x12x2 + x3 ≥ 4 x1, x2 and x3 ≥ 0 maximize: 2x1 + x2 subject to: 0 ≤ x ≤ 5 0 ≤ x₂ ≤7 x1 + x2 < 90
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