Given that A is a 4 × 2 matrix and B is a 2 × 1 matrix, a. Is AB defined? If so, what is the order of AB? b. Is BA defined? If so, what is the order of BA ?
Given that A is a 4 × 2 matrix and B is a 2 × 1 matrix, a. Is AB defined? If so, what is the order of AB? b. Is BA defined? If so, what is the order of BA ?
Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter3: Determinants
Section3.3: Properties Of Determinants
Problem 57E: Let A and B be square matrices of order 4 such that |A|=5 and |B|=3.Find a |A2|, b |B2|, c |A3|, and...
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Given that A is a 4 × 2 matrix and B is a 2 × 1 matrix,
a. Is AB defined? If so, what is the order of AB?
b. Is BA defined? If so, what is the order of BA ?
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