For the matrix \\(A=\\left[\\begin{array}{ccc}1 & 1 & 1 \\\\ 1 & 2 & -3 \\\\ 2 &....
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0For the matrix \\(A=\\left[\\begin{array}{ccc}1 & 1 & 1 \\\\ 1 & 2 & -3 \\\\ 2 & -1 & 3\\end{array}\\right]\\), show that \\(\\mathrm{A}^3-6 \\mathrm{~A}^2+5 \\mathrm{~A}+11 \\mathrm{I}=0\\). Hence find \\(\\mathrm{A}^{-1}\\) š²PW App Link - https://bit.ly/YTAI_PWAP šPW Website - https://www.pw.live