Recent questions tagged eigen-value

1 votes
0 answers
31
Calculate the eigenvalues of matrix $M, M^{-1}, M^{2}$ and $M+2 I$ where\[M=\left[\begin{array}{cc}4 & 5 \\2 & -5\end{array}\right].\]
0 votes
0 answers
32
0 votes
0 answers
34
For given Matrix:[ 1 2 3 1 5 1 3 1 1 ]Why does the sum of the eigen values of above matrix is the sum of diagonal elements of that matrix?
0 votes
1 answer
40
0 votes
0 answers
41
If 2 and -4 are the eigenvalues of a non-singular matrix A and |A| = -8, then the eigenvalues of adj(A) are x and -y. What is the value of x+y?
3 votes
1 answer
42
How to solve this question?