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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Question
Please show EVERY STEP to solving the problem. Please DO NOT skip a step as it is hard to follow what steps were taken to solve the problem.
Here is the question:
Evaluate det (A) by a cofactor expansion along a
row or column of your choice.
Transcribed Image Text:0
0
3 3 3
2
4
4
6
2
4
A = 1
9
12
1
-1
2
2
2
0
3
3
3.
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