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    Mathematics - Discrete Structures

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    Perform the given operation for the following zero-one matrices:
    1 0 1 1 1
    1 0 0 = 0 1
    0 1 1 1 1

    Show that

    2 3 -1
    1 2 1
    -1 -1 3

    is the inverse of

    7 -8 5
    -4 5 -3
    1 -1 1

    © BrainMass Inc. brainmass.com October 9, 2019, 10:12 pm ad1c9bdddf
    https://brainmass.com/math/discrete-structures/matrices-operation-inverse-212068

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    Solution Preview

    (1) The product matrix exists and is 3 x 2

    Product =

    [1 * 1 + 0 * 0 + 1 * 1, 1 * 1 + 0 * 1 + 1 * 1;
    1 * 1 + 0 * 0 + 0 * 1, 1 * 1 + 0 * 1 ...

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