Let and Find: (a) AB. (b) BA.
Chapter 9, Problem 4E(choose chapter or problem)
Let
\(A:=\left[\begin{array}{cc} 2 & 1 \\ - & 1 \end{array}\right]\)
\(B:=\left[\begin{array}{ccc} 1 & 3 & -1 \\ 0 & 3 & 1 \end{array}\right]\)
Find: (a) AB. (b) BA.
Equation Transcription:
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Text Transcription:
A:=[ -1 3 0 4 2 1 ]
B:=[ 0 3 1 1 1 -1]
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