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Math Help - 2 Matrix problems?

  1. #1
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    2 Matrix problems?

    How do u think those are solved?
    x-2y+2z=4
    x-y =-2
    2x-3y+2z=2
    3x-4y+a.z=0

    And
    A= 2 1 B= 2 -1
    3 1 -3 -1
    Solve:
    a)X+B=3(A-X)
    b)AX-X=AB-B
    c) YA+Y=AB+B
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  2. #2
    MHF Contributor

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    Quote Originally Posted by inso View Post
    How do u think those are solved?
    x-2y+2z=4
    x-y =-2
    2x-3y+2z=2
    3x-4y+a.z=0

    And
    A= 2 1 B= 2 -1
    3 1 -3 -1
    Solve:
    a)X+B=3(A-X)
    b)AX-X=AB-B
    c) YA+Y=AB+B
    No, I don't think those are solved. Do you want to solve them?
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