Answer: In Exercises 4146, find, if possible, (a) AB, (b) BA, and (c) A2. (Note: A2 =
Chapter 8, Problem 43(choose chapter or problem)
Operations with Matrices In Exercises 41-46, find, if possible, (a) AB, (b) BA, and (c) \(A^{2}\). Note: \(A^{2}=A A\). Use the matrix capabilities of a graphing utility to verify your results.
\(A=\left[\begin{array}{rr}3&-1\\ 1&3\end{array}\right],\quad\ \ B=\left[\begin{array}{rr}1&-3\\ 3&1\end{array}\right]\)
Text Transcription:
A^2
A^2 = AA
A = [ _1 3 ^3 -1], B = [ _3 1 ^1 -3]
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