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Which of the following statements is(are) false? OA)The (i, j) -cofactor of a matrix A is the matrix A, obtained by deleting from A its i th row and j th column OC) The determinant of a triangular matrix is the sum of the entries on the main diagonal B and D B)Ann x n determinant is defined by determinants of (n-1) x (n-1) sub matrices OD)The cofactor expansion of det A down a column is equal to the cofactor expansion along a row O A. C and D B, C, and D O A and C

Which of the following statements is(are) false? OA)The (i, j) -cofactor of a matrix A is the matrix A, obtained by deleting from A its i th row and j th column OC) The determinant of a triangular matrix is the sum of the entries on the main diagonal B and D B)Ann x n determinant is defined by determinants of (n-1) x (n-1) sub matrices OD)The cofactor expansion of det A down a column is equal to the cofactor expansion along a row O A. C and D B, C, and D O A and C

Elementary Linear Algebra (MindTap Course List)
Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter3: Determinants
Section3.1: The Determinants Of A Matrix
Problem 44E: True or False ? a To find the determinant of a triangular matrix, add the entries on the main...
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D Question 14 Which of the following statements is(are) false? OA)The (i, j) -cofactor of a matrix A is the matrix A, obtained by deleting from A its i th row and j th column OC) The determinant of a triangular matrix is the sum of the entries on the main diagonal B and D O B)An 1 x n determinant is defined by determinants of (n-1) × (n − 1) sub matrices OD)The cofactor expansion of det A down a column is equal to the cofactor expansion along a row O A. C and D OB, C, and D O A and C < Previous Quiz sa
Transcribed Image Text:D Question 14 Which of the following statements is(are) false? OA)The (i, j) -cofactor of a matrix A is the matrix A, obtained by deleting from A its i th row and j th column OC) The determinant of a triangular matrix is the sum of the entries on the main diagonal B and D O B)An 1 x n determinant is defined by determinants of (n-1) × (n − 1) sub matrices OD)The cofactor expansion of det A down a column is equal to the cofactor expansion along a row O A. C and D OB, C, and D O A and C < Previous Quiz sa
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