jojoyo69 jojoyo69

02-11-2020
Mathematics

contestada

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

factorize

Respuesta :

KingBlack KingBlack

02-11-2020

The answer fam is.......... -10y • (12x^2 + 25y^2)

Step one: Evaluate, (2x-5y)3 = 8x^3-60x^2y+150xy^2-125y^3

(2x-5y)3 = 8x^3 +60x^2y+150xy^2 +125y^3

Step two: Pull out like factors, -120x^2y - 250y^3 = -10y • (12x^2 + 25y^2)

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