3 4 8 2 1 4 2 2 3 25. Is the vector a = an eigenvector of the matrix A = (a) Find the characteristic polynomial AA(X) of A. (If you cannot find it, assume that A4(X) = X³ – 7X2- 17X-9 3 (X- 9) (X +1) and go on.)

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Please solve the question of a,b,c,d options.

3 4 8
25. Is the vector a =
1
an eigenvector of the matrix A =
2 1
4
2 2 3
(a) Find the characteristic polynomial A4(X) of A. (If you cannot find
it, assume that A4(X) = X³ - 7X2- 17X - 9 = (X-9) (X+1)
and go on.)
||
Transcribed Image Text:3 4 8 25. Is the vector a = 1 an eigenvector of the matrix A = 2 1 4 2 2 3 (a) Find the characteristic polynomial A4(X) of A. (If you cannot find it, assume that A4(X) = X³ - 7X2- 17X - 9 = (X-9) (X+1) and go on.) ||
(b) What are the eigenvalues of A and also det A?
(c) If A is diagonalizable find a diagonalizing matrix for A.
(d) If A is invertible write A as a linear combination of the matrices
I. A and A2
26. The following veetors
(1.0.1.2)
(3.0,9.3)
Transcribed Image Text:(b) What are the eigenvalues of A and also det A? (c) If A is diagonalizable find a diagonalizing matrix for A. (d) If A is invertible write A as a linear combination of the matrices I. A and A2 26. The following veetors (1.0.1.2) (3.0,9.3)
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