2 Find the determinant of 1 3 -1 using -2 6 5 a. cofactor expansion about the 1st row b. cofactor expansion about the 1st colu c. properties of determinants. 4-
2 Find the determinant of 1 3 -1 using -2 6 5 a. cofactor expansion about the 1st row b. cofactor expansion about the 1st colu c. properties of determinants. 4-
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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![**Problem Statement:**
Find the determinant of the matrix
\[
\begin{bmatrix}
2 & 4 & 0 \\
1 & 3 & -1 \\
-2 & 6 & 5
\end{bmatrix}
\]
using the following methods:
a. Cofactor expansion about the 1st row.
b. Cofactor expansion about the 1st column.
c. **Properties** of determinants.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd93a67bc-9633-4b56-adf6-c32254ee61f9%2F9f5e75c9-7982-4a0b-954a-24695c953ac0%2Ff3s2yq_processed.png&w=3840&q=75)
Transcribed Image Text:**Problem Statement:**
Find the determinant of the matrix
\[
\begin{bmatrix}
2 & 4 & 0 \\
1 & 3 & -1 \\
-2 & 6 & 5
\end{bmatrix}
\]
using the following methods:
a. Cofactor expansion about the 1st row.
b. Cofactor expansion about the 1st column.
c. **Properties** of determinants.
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