Given (7A)-1 al. Find the matrix A. 1 -2.

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Subject : Linear Algebra

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-3
Given (7A)-1 =
7
21. Find the matrix A.
1
12/7
[, 3
|- 3/7
1/7
1
1. O
1
2. O
2/7
1
3. О
/7 -1
4. O
Transcribed Image Text:-3 Given (7A)-1 = 7 21. Find the matrix A. 1 12/7 [, 3 |- 3/7 1/7 1 1. O 1 2. O 2/7 1 3. О /7 -1 4. O
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