Im having issues with diagonalising a 2x2 matrix so the lamdas are the diagonals and not sure where Im going wrong. I feel I found the eigenvalues but wondering if the issue is with the eigenvectors or how Ive then used the eigenvectors. Would greatly appreciate any guidance as to where Ive gone wrong.

9. let A=[32??4?6?]

(a). Find all eigenvalues and corresponding eigenvectors of matrix A.

This is my workings:

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