In Exercises 2124, find the determinant of the matrix. Expand by cofactors on each
Chapter 8, Problem 21(choose chapter or problem)
Finding a Determinant In Exercises 21-24, find the determinant of the matrix. Expand by cofactors on each indicated row or column.
\(\left[\begin{array}{rrr} -3 & 2 & 1 \\ 4 & 5 & 6 \\ 2 & -3 & 1 \end{array}\right]\)
(a) Row 1
(b) Column 2
Text Transcription:
[_2 -3 1 ^4 5 6 ^^-3 2 1]
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