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Find the Matrix Product When Possible A=[2245]A = \left[ \begin{array} { r r } 2 & - 2 \\ - 4 & - 5 \end{array} \right]

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Find the matrix product when possible.
-Given A=[2245]A = \left[ \begin{array} { r r } 2 & - 2 \\ - 4 & - 5 \end{array} \right] , find A2A ^ { 2 } .


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