Find the determinant by row reduction to echelon form. 1 0 - 1 -3 1 7 -7 -7 0-2-6 3-11-8 - 1 1 Use row operations to reduce the matrix to echelon form.

Elementary Linear Algebra (MindTap Course List)
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ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter3: Determinants
Section3.CR: Review Exercises
Problem 47CR
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Find the determinant by row reduction to echelon form.
1
0
- 1
- 3
1
0
- 1
- 3
- 1
1
1
-7
0 - 2
3
1
0
- 1
- 3
7
-7
- 6
Use row operations to reduce the matrix to echelon form.
- 11 - 8
- 1
1 7
1
-7 -7
0 -2 -6
3 - 11 - 8
Find the determinant of the given matrix.
- 1
1 7
1
-7 -7
0
-2 -6
3 - 11 - 8
(Simplify your answer.)
Transcribed Image Text:Find the determinant by row reduction to echelon form. 1 0 - 1 - 3 1 0 - 1 - 3 - 1 1 1 -7 0 - 2 3 1 0 - 1 - 3 7 -7 - 6 Use row operations to reduce the matrix to echelon form. - 11 - 8 - 1 1 7 1 -7 -7 0 -2 -6 3 - 11 - 8 Find the determinant of the given matrix. - 1 1 7 1 -7 -7 0 -2 -6 3 - 11 - 8 (Simplify your answer.)
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