The Determinant of a Matrix Product In Exercises 16, find (a) A, (b) B, (c) AB, and (d)
Chapter 3, Problem 3(choose chapter or problem)
In Exercises 1–6, find (a) |A|, (b) |B|, (c) |AB|, and (d) |AB|. Then verify that |A| |B| = |AB|.
\(A=\left[\begin{array}{rrr}
-1 & 2 & 1 \\
1 & 0 & 1 \\
0 & 1 & 0
\end{array}\right], \quad B=\left[\begin{array}{rrr}
-1 & 0 & 0 \\
0 & 2 & 0 \\
0 & 0 & 3
\end{array}\right]\)
Text Transcription:
A=[-1 2 1
1 0 1
0 1 0],
B=[-1 0 0
0 2 0
0 0 3]
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