If you multiply the 4 by 4 all-ones matrix A = ones(4,4) and the column v = ones(4,1)
Chapter 1, Problem 1.4.60(choose chapter or problem)
If you multiply the 4 by 4 all-ones matrix A = ones(4,4) and the column v = ones(4,1), what is A v? (Computer not needed.) If you multiply B = eye(4) + ones(4,4) times w = zeros(4,1) + 2 ones(4,1), what is B w?
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