3 -3 -8 A = 3 -4 -12 1 -1 3.

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter30: Customary And Metric Steel Rules
Section: Chapter Questions
Problem 6A
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a) Find the inverse of the matrix

A =
-4
12
1
-1
8.
Transcribed Image Text:A = -4 12 1 -1 8.
(b) Use the answer from part (a) to solve the linear system
3x1
8x3
3x2
4x2
12a3
3x1
1
3x3
Transcribed Image Text:(b) Use the answer from part (a) to solve the linear system 3x1 8x3 3x2 4x2 12a3 3x1 1 3x3
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