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16-02-2018
Mathematics

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Factor the expression 3x^ 3 + 4x^2 - 15x - 20.
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16-02-2018

3x^ 3 + 4x^2 - 15x - 20

x^2(3x + 4) - 5 (3x + 4)

(3x + 4)(x^2 - 5)

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