[1 O 2] -11 2 2 Show that A = 2 -1 3 and B -4 1 are inverses. 4 1 8 6 -1 -1

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.1: Real Numbers
Problem 29E
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Show that AB=I and BA=I

 

 

-11
2
Show that A =
2 -1
3
and B
-4
1
are inverses.
4
1
8
6 -1
Transcribed Image Text:-11 2 Show that A = 2 -1 3 and B -4 1 are inverses. 4 1 8 6 -1
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