; = \57 -77 -80/ В — 42 72 75 4 288 -82 -1 4 а. Find B-1

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.8: Determinants
Problem 9E
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Question
82
-82
67
1
2
82
B
42
72
75
C
4
288
5
\57 -77
-80.
-82
-1
4
а. Find B-1
b. Find matrix X in: C + XB = 213 (I3 is the identity matrix)
Transcribed Image Text:82 -82 67 1 2 82 B 42 72 75 C 4 288 5 \57 -77 -80. -82 -1 4 а. Find B-1 b. Find matrix X in: C + XB = 213 (I3 is the identity matrix)
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