Given the matrix: 1 -X A = Find the value of x, for which a) |2A|= -4 b) lA기-41A1+4-0

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter6: Linear Systems
Section6.3: Matrix Algebra
Problem 7E
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Given the matrix:
A-(;)
1 -X
Find the value of x, for which
a) |2A| = -4
b) A21-4|A|+4=0
Transcribed Image Text:Given the matrix: A-(;) 1 -X Find the value of x, for which a) |2A| = -4 b) A21-4|A|+4=0
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