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If (3A) = (³ 3 3 -12 ' then the a2,1 entry of the matrix A is

If (3A) = (³ 3 3 -12 ' then the a2,1 entry of the matrix A is

Elementary Linear Algebra (MindTap Course List)
Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter3: Determinants
Section3.CM: Cumulative Review
Problem 18CM: Find the determinant of the matrix. [4032013501511103]
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If (3A) = (³ 3 3 -12 ' then the a2,1 entry of the matrix A is
Transcribed Image Text:If (3A) = (³ 3 3 -12 ' then the a2,1 entry of the matrix A is
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