Question: Prove that, for m n matrices A and B, rank (A + B) rank (A) + rank (B).

Prove that, for m × n matrices A and B, rank (A + B) ≤ rank (A) + rank (B).

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Let A u 1 u r be a basis for col A and B v 1 v s be a basis for col B Then rank A r and rank B s ... View full answer

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