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2x + 3y + 3z = 2 4x – 3y – 6z = 2 10x – 6y + 3z = 0   1. The co-factor for the first element in the coefficient matrix for this system is:       A. -27       B. -45       C. 27       D. 45

2x + 3y + 3z = 2 4x – 3y – 6z = 2 10x – 6y + 3z = 0   1. The co-factor for the first element in the coefficient matrix for this system is:       A. -27       B. -45       C. 27       D. 45

Practical Management Science
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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Use the information below to answer question 

 2x + 3y + 3z = 2

4x – 3y – 6z = 2

10x – 6y + 3z = 0

 

1. The co-factor for the first element in the coefficient matrix for this system is:

      A. -27

      B. -45

      C. 27

      D. 45

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