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Math Help - Reduced Row Echelon Prove

  1. #1
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    Reduced Row Echelon Prove

    If (A|b) is in reduced row echelon form, prove that A is also in reduced row ehelon form.
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  2. #2
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    If anyone could explain what (A|b) means, that would be helpful.
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  3. #3
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    This is just an educated guess.
    In the notation (A|b), I think that A is a matrix such as ‘the matrix of coefficients and b is a column matrix, such as vector of constants.
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