algebra

What is the inverse of [-3 5]
[-6 -8]

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  1. 1/6 *
    (8 5)
    (6 3)

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  2. do you mean
    -8-5
    6-3

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  3. yes, all multiplied by 1/6

    See

    http://www.wolframalpha.com/input/?i=inverse+{{-3%2C5}%2C{6%2C-8}}

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