Recent content by incxx

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    Finding the value of a variable in a matrix

    thank you I understand how to do it now!
  2. I

    Finding the value of a variable in a matrix

    Homework Statement Given :  x+y+5z = 2   x+2y+7z = 1   2x−y+4z = a . a) Determine the value of a which will make the given system have many solutions. Explain your answer. b) Choose a value of a which will make the given system have NO solutions. Explain your answer. c) Is it possible...