Let A and B he two matrices of size 3 x 3 such that det(4) = 2 and det(B) = 3. Then det(38" A") = О 18 O None of these O 12 О 12 О 18

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter3: Determinants
Section3.3: Properties Of Determinants
Problem 63E: Let A be an nn matrix in which the entries of each row sum to zero. Find |A|.
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Let A and B be two matrices of size 3 x 3 such that det(A) = 2 and det(B) = 3. Then
det(3B-'A")=
18
None of these
12
-12
-18
Transcribed Image Text:Let A and B be two matrices of size 3 x 3 such that det(A) = 2 and det(B) = 3. Then det(3B-'A")= 18 None of these 12 -12 -18
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