A= = [260] 13 32 392 " B = 5 1 1 -3 0 5 -2 3

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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Let (please see the image below)

(a) Compute AB.

(b) Compute the determinants of A and B.

(c) Is A invertible?

(d) Is AB invertible? (Hint: think of one of the properties of determinants).

A
=
[26 0
13
39 2
2],B
-
5
1
1 -3
0
5
-2
3
Transcribed Image Text:A = [26 0 13 39 2 2],B - 5 1 1 -3 0 5 -2 3
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