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Linear system question

  1. Oct 9, 2005 #1
    Suppose A is a 3x3 matrix and y is a vector in [itex]\mathbb{R}^3[/itex] such that the equation Ax=y does not have a solution. Does there exist a vector z in [itex]\mathbb{R}^3[/itex] such that the equation Ax=z has a unique solution?
  2. jcsd
  3. Oct 9, 2005 #2

    Physics Monkey

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    How are you approaching the problem?
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