Finding Products of Two Matrices In Exercises

Chapter 2, Problem 24

(choose chapter or problem)

In Exercises 15–28, find, if possible, (a) AB and (b) BA.

\(A=\left[\begin{array}{rr} 2 & -3 \\ 5 & 2 \end{array}\right], \quad B=\left[\begin{array}{rr} 2 & 1 \\ 1 & 3 \\ 2 & -1 \end{array}\right] \).

Text Transcription:

A = [_5^2 _2^-3], B = [_2^1^2 _-1^3^1]

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