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3 June, 05:44

Find the zeros of the function. f (x) = 9x2 - 27x + 20

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  1. 3 June, 09:09
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    Use quadratic formula

    u'll get x = (27+3) / 2*9 and (27-3) / 2*9

    x=5/3 and 4/3
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