How can you tell when an equation in one variable has infinitely many solutions or no solution?

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asked Mar 25, 2021 174k views

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Skhurams · Answer 1 · 2021-03-31T05:43:58+0000

Answer:

A system has infinitely many solutions when it is consistent and the number of variables is more than the number of nonzero rows in the rref of the matrix. For example if the rref is ��has solution set (4-3z, 5+2z, z) where z can be any real number.

How can you tell when an equation in one variable has infinitely many solutions or no solution?

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