Exercise 17 Let -11 2 2 B = = -4 0 1 , 6 -1-1 1 0 2 A = 2-13 418 Show that that A-1 = B, B-¹ = A:

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.4: Fractional Expressions
Problem 70E
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Exercise 17
Let
-11 2
2
B =
=
-4 0
1
,
6
-1-1
1 0 2
A
=
2-13
418
Show that that A-1 = B, B-¹ = A:
Transcribed Image Text:Exercise 17 Let -11 2 2 B = = -4 0 1 , 6 -1-1 1 0 2 A = 2-13 418 Show that that A-1 = B, B-¹ = A:
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