Use the cofactor expansion theorem to evaluate the given determinant along the specified row or column. 1 2 -1 3 b) B =3 2 -2 a) A=2 -3 4 row 3 1 -2, column 2 3 -2 6 1

College Algebra (MindTap Course List)
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Author:R. David Gustafson, Jeff Hughes
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Chapter6: Linear Systems
Section6.5: Determinants
Problem 80E
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Use the cofactor expansion theorem to evaluate the given determinant along the specified
row or column.
2
1 4|
2 -1 3
a) А%3D12 —-3 4, row 3
b) B =3
1
-2, column 2
3 -2 6
2 -2
1
Transcribed Image Text:Use the cofactor expansion theorem to evaluate the given determinant along the specified row or column. 2 1 4| 2 -1 3 a) А%3D12 —-3 4, row 3 b) B =3 1 -2, column 2 3 -2 6 2 -2 1
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