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7 July, 17:56

Simplify all radicals as far as you can.

9x2 - 16 = 0

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  1. 7 July, 18:09
    0
    x = ±4/3

    Step-by-step explanation:

    9x^2 - 16 = 0

    Add 16 to each side

    9x^2=16

    Divide by 9

    x^2 = 16/9

    Take the square root of each side

    sqrt (x^2) = ±sqrt (16/9)

    x = ±4/3
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