ax=0 has only the trivial solution if and only if ax=b has a unique solution for every nx1 column matrix b. true or false

This is True.

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Asked 9/12/2012 7:27:53 PM

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the zero matrix an elementary matrix. true or false **Weegy:** False. In mathematics, an elementary matrix is a matrix which differs from the identity matrix by one single elementary row operation. (More)

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Asked 9/12/2012 7:14:04 PM

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