1 3 28 (iii) Compute AB (iv) Compute (AB) 3) Let A = and B = -1 20 4 1 (i) Compute A - 1 - 1 (v) Compute BA - 1 (ii) Compute B - 1

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.9: Properties Of Determinants
Problem 12E
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3) Let A =
13
28
(iii) Compute AB
(iv) Compute (AB)
and B
- 1
=
;]
20
4 1
(i) Compute A
- 1
(v) Compute BA
- 1
1
(ii) Compute B
- 1
Transcribed Image Text:3) Let A = 13 28 (iii) Compute AB (iv) Compute (AB) and B - 1 = ;] 20 4 1 (i) Compute A - 1 (v) Compute BA - 1 1 (ii) Compute B - 1
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