Factor the expression: 12x^2-4x-40

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asked Apr 21, 2021 3.6k views

1 vote

Factor the expression:
12x^2-4x-40

Mathematics
high-school

Grimxn asked

by Grimxn

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1 Answer

3 votes

Answer:

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

Explanation:

$12x^2-4x-40\\\\\mathrm{Factor\:out\:common\:term\:}4:\\\quad 4\left(3x^2-x-10\right)\\\\\mathrm{Factor}\:3x^2-x-10:\quad \left(3x+5\right)\left(x-2\right)\\\\=4\left(3x+5\right)\left(x-2\right)$

Leohxj answered Apr 28, 2021

by Leohxj

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