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Math Help - find the general solution..

  1. #1
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    find the general solution..

    find the general solution of the system whose augmented matrices are given that

    3 -4 2 0
    -9 12 -6 0
    -6 8 -4 0
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  2. #2
    Grand Panjandrum
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    Quote Originally Posted by m777 View Post
    find the general solution of the system whose augmented matrices are given that

    3 -4 2 0
    -9 12 -6 0
    -6 8 -4 0
    but the lines of this are all multiple of the first line, so we realy only have:

    3 -4 2 0,

    so suppose the solution is [x, y, z]', we have x = (4/3)y - (2/3)z, so our
    general solution is:

    [(4/3)y-(2/3)z, y, z]'

    RonL

    RonL
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