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18 December, 01:10

Solve x^2-8x-9=0 algebrically

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  1. 18 December, 01:13
    0
    X = 9, - 1

    Step-by-step explanation:

    1, Factor it

    (x-9) (x+1) = 0

    2. Both of a factor will = 0

    x-9 = 0

    x+1=0

    3. Solve

    x=9

    x=1
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