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.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffe1ce3ee-9943-4672-ac98-a0fbedd4e0d2%2F01640429-ea76-44f7-8eda-86fb65c18062%2F7h8cnqo_processed.jpeg&w=3840&q=75)
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](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffe1ce3ee-9943-4672-ac98-a0fbedd4e0d2%2F01640429-ea76-44f7-8eda-86fb65c18062%2Fyqr9u4_processed.jpeg&w=3840&q=75)
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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