.(a) We can multiply two matrices only if the number of in the first matrix is the same as the number of in the second matrix. (b) If A is a 3 X 3 matrix and B is a 4 x 3 matrix, which of the following matrix multiplications are possible? (i) AB (ii) BA (iii) AA (iv) BB

Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter11: Matrices And Determinants
Section11.2: The Algebra Of Matrices
Problem 2E
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.(a) We can multiply two matrices only if the number of
in the first matrix is the same as the number of
in the second matrix.
(b) If A is a 3 X 3 matrix and B is a 4 x 3 matrix, which of
the following matrix multiplications are possible?
(i) AB
(ii) BA
(iii) AA
(iv) BB
Transcribed Image Text:.(a) We can multiply two matrices only if the number of in the first matrix is the same as the number of in the second matrix. (b) If A is a 3 X 3 matrix and B is a 4 x 3 matrix, which of the following matrix multiplications are possible? (i) AB (ii) BA (iii) AA (iv) BB
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