If 2,-1,-3 are the eigen value of the matrix A then the eigen value of the matrix A2-21
4,1,9
2,-1,7
4,-1,-9
-2,-1,7
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Answered by
3
Answer:
isme answer is second wala
Answered by
6
Answer:
2,-1,7
Step-by-step explanation:
since A is a triangular matrix,eigenvalues are the diagonals of the matrix A
A= 2 0 0
0 -1 0
0 0 -3
therefore a²-2I = [4 0 0 2 0 0
0 1 0 - 0 2 0
0 0 9] 0 0 2
solving the above gives the eigenvalue of A²-2I which are 2,-1,7
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