Find det A using the method of cofactors and the sign matrix. 2 2 6 A = 0-8 6 - 2 0 1 det A = (Simplify your answer.)

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
Question
Find det A using the method of cofactors and the sign matrix.
2 6
A =
0-8 6
- 2
0 1
det A =
(Simplify your answer.)
Transcribed Image Text:Find det A using the method of cofactors and the sign matrix. 2 6 A = 0-8 6 - 2 0 1 det A = (Simplify your answer.)
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