7. 1 30 -2 3 1 -5 7 52 -1 2 2 4 1 -3

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.4: Fractional Expressions
Problem 69E
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Question

Find the determinants in Exercises 5–10 by row reduction to echelon form.

30
-5 7
3
52
1 -1 2
7. 1
-2
2
4
1
-3 |
Transcribed Image Text:30 -5 7 3 52 1 -1 2 7. 1 -2 2 4 1 -3 |
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