Evaluate the determinant of the given matrix. -6 9. A = 2 B = -2 7 -2 1 3.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.8: Determinants
Problem 21E
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Evaluate the determinant of the given matrix.
3
-6
9.
[1 -1]
A =
B = -2
7
-2
2 2
1
Transcribed Image Text:Evaluate the determinant of the given matrix. 3 -6 9. [1 -1] A = B = -2 7 -2 2 2 1
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