Answered: 4. Evaluate the determinants of the…

4. Evaluate the determinants of the following matrices by first reducing them to row-echelon form. a) b) 1 -2 5 -9 3 1 [2 1 3 1 1011 - 1 2 -6 -2 0 210 0 1 2 3 2 8 1

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter9: Systems Of Equations And Inequalities

Section: Chapter Questions

Problem 53RE

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Question

4. Evaluate the determinants of the following matrices by first reducing them to row-echelon
form.
a)
b)
1 - 2
5 -9
2 -6
3
1
213 1
10 1 1
0 2 1 0
0 1 2 3
3
– 1
– 2
2
8
1

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