Question: Let n be a positive integer and suppose A is an n x n matrix satisfying rank(A) = 1 and Null(A) = Col(A)-. Prove

Let n be a positive integer and suppose A is an n

Let n be a positive integer and suppose A is an n x n matrix satisfying rank(A) = 1 and Null(A) = Col(A)-. Prove that A = A". %3|

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