Find the determinant of the matrix using the formulas in number 1 then check your answer with shortcut solution in number 2. Write complete and organized and readable solutions.
Find the determinant of the matrix using the formulas in number 1 then check your answer with shortcut solution in number 2. Write complete and organized and readable solutions.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
Find the determinant of the matrix using the formulas in number 1 then check your answer with shortcut solution in number 2.
Write complete and organized and readable solutions.
![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.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fee1c358d-64fb-4b15-a5b7-4285dc630758%2F44004920-570a-47f2-9b18-f7fa40a77855%2Ft9bqsl_processed.jpeg&w=3840&q=75)
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.
Transcribed Image Text:3x3 Matrix Determinant
4
-5
6
-2
7
9 -8
3.
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