Assuming that exact arithmetic is used. rank A is the number of nonzero rows in the
Chapter 4, Problem 51(choose chapter or problem)
Assuming that exact arithmetic is used. rank A is the number of nonzero rows in the reduced row echelon jonn of A. Compare the results by using your rank command and the reduced row echelon form approach on the following matrices: A=[~ IXllO- i J. j = 5.10.16. (See Exercise 31 in Section 4.5.)
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