Let A be an
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- Let A be an nn matrix in which the entries of each row sum to zero. Find |A|.arrow_forwardWhich of the following operations can we perform for a matrix A of any dimension? (i) A+A (ii) 2A (iii) AAarrow_forwardLet A and B be square matrices of order n satisfying, Ax=Bx for all x in all Rn. a Find the rank and nullity of AB. b Show that matrices A and B must be identical.arrow_forward
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