Question: Let A be the matrix below. Find the characteristic polynomial and eigen-values of A. Is A diagonalizable? If so, find a diagonal matrix D and

Let A be the matrix below. Find the characteristic polynomial and eigen-values of A. Is A diagonalizable? If so, find a diagonal matrix D and an invertible matrix P such that A = PDP^-1. 1 1 -1 -1 3 -1 -1 1 1 ^It is a 3x3 matrix. Would not allow me to take photo

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