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3x3 Matrix Determinant 8 4 -5 6 -2 7 9 -8 3.

3x3 Matrix Determinant 8 4 -5 6 -2 7 9 -8 3.

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Find the determinant of the matrix using the formulas in number 1 then check your answer with shortcut solution in number 2. Please write the answer where I can clearly read the letters and numbers. Thank you. (Sometimes your x doesn’t read as x)
3x3 Matrix Determinant 4 -5 6 -2 7 9 -8 3.
Transcribed Image Text:3x3 Matrix Determinant 4 -5 6 -2 7 9 -8 3.
For n2 2, det(A) = > a;j Cij = a,;C1j + az;C2j +…+ an¡Cnj (for j = 1,2,3, ...,or n) i=1 det(A) = > aij C;j = an Ci1 + a¿zGiz + …·+ ainCin (for i = 1,2,3, ..., or n) Cij = co – factor of a;j 1. a13] 23 d22 A = |a21 A32 A21 a31 ɑ32 a33] + + + 2.
Transcribed Image Text:For n2 2, det(A) = > a;j Cij = a,;C1j + az;C2j +…+ an¡Cnj (for j = 1,2,3, ...,or n) i=1 det(A) = > aij C;j = an Ci1 + a¿zGiz + …·+ ainCin (for i = 1,2,3, ..., or n) Cij = co – factor of a;j 1. a13] 23 d22 A = |a21 A32 A21 a31 ɑ32 a33] + + + 2.
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