Question: 2. Suppose the two square size n matrices A + A' = In and AA' = 0, then show that R is the direct sum

2. Suppose the two square size n matrices A +
2. Suppose the two square size n matrices A + A' = In and AA' = 0, then show that R" is the direct sum of U = Nul(A) and V = Nul(A')

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