Show that B is the inverse of A. -4 2 A = - [ 1 ² ] B = [ 5 58 2 ↓ 1 AB = BA = 00 ↓ 1 - 1 2 = I = I

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Show that B is the inverse of A.
-4
1 2
A =
B =
[
5
58
2
AB =
BA =
I
↓ 1
1
2
= I
= I
Transcribed Image Text:Show that B is the inverse of A. -4 1 2 A = B = [ 5 58 2 AB = BA = I ↓ 1 1 2 = I = I
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