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# Explain why a row of a matrix A cannot be in its NullSpace.

Explain why a row of a matrix A cannot be in its NullSpace.

Null spaceThe null space (or kernel) of a m x n matrix A is the following subspace of N(A) := { Rn : :}x R n Ax 0 The null space describes ambiguity in x given y = : any z N(A) will be such that...