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3 January, 10:14

How to factor 4x^3 - 64x

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  1. 3 January, 10:21
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    Factor out the gcf

    4x (x^2-16)

    Then factor the inner binomial (difference of squares)

    4x (x+4) (x-4)

    Final answer: 4x (x+4) (x-4)
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