1 1 0 3 To 1 -3 -6 -3 0 1 0 0 7 0 E¡A →|0 1 0 EEjA → 1 0 0 E3 E2 E1A = 4 -2 -9 1 0 0 1 0 0 1 -5 E E2 E3 E4 What is the determinant of A? det(A) =

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section: Chapter Questions
Problem 48RE
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Related questions
Question
1
1 0
1
3
0.
1
-3
-6
-3
А >
0 A
0 E2 E1 A →
0 O E3E, E1 A =
0 7 0 E1A →
0 0 1
1
1
1
4
-2
0 0
-9
1
1
-5
E1
E2
E3
E4
What is the determinant of A?
det(A) =
Transcribed Image Text:1 1 0 1 3 0. 1 -3 -6 -3 А > 0 A 0 E2 E1 A → 0 O E3E, E1 A = 0 7 0 E1A → 0 0 1 1 1 1 4 -2 0 0 -9 1 1 -5 E1 E2 E3 E4 What is the determinant of A? det(A) =
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