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Find the determinant of the matrix by reducing A to a triangular matrix. A = -1 2 3 1 1 2 1

Find the determinant of the matrix by reducing A to a triangular matrix. A = -1 2 3 1 1 2 1

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section: Chapter Questions
Problem 53RE
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(a) ■ Find the determinant of the matrix by reducing A to a triangular matrix. (b) *valuate the determinant det (2A²A-T). A = _1 1 2 3 1 -1 -2 1
Transcribed Image Text:(a) ■ Find the determinant of the matrix by reducing A to a triangular matrix. (b) *valuate the determinant det (2A²A-T). A = _1 1 2 3 1 -1 -2 1
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