What is the size of the matrix that results in multiplying a 5 by 3 matrix by a 3 by 2 matrix? A. undefined B. 5 by 3 matrix C. 5 by 2 matrix D. 2 by 5 matrix

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asked Feb 22, 2019 86.2k views

1 Answer

Shawn Shroyer · Answer 1 · 2019-02-27T22:41:34+0000

Think: [5 3][3 2]. Note that the middle values (3 and 3) match. Therefore, the size of the resulting product matrix is [5 2].