19. 4x* – 8x = 0 20. 3x* - 24x = 0 %3D 21. 0.5x - 12.5x = 0 22. 0.2x - 24x = 0 23. x* – 6x + 9 = 0 24. x* - 10x² + 25 = 0

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter2: Systems Of Linear Equations
Section2.4: Applications
Problem 24EQ: Suppose the coal and steel industries form a closed economy. Every $1 produced by the coal industry...
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19. 4x* – 8x = 0
20. 3x* - 24x = 0
%3D
21. 0.5x
- 12.5x = 0
22. 0.2x - 24x = 0
23. x* – 6x + 9 = 0
24. x* - 10x² + 25 = 0
Transcribed Image Text:19. 4x* – 8x = 0 20. 3x* - 24x = 0 %3D 21. 0.5x - 12.5x = 0 22. 0.2x - 24x = 0 23. x* – 6x + 9 = 0 24. x* - 10x² + 25 = 0
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