Stxxrys Stxxrys

22-09-2022
Mathematics

contestada

please factor 27x^6 y^9 - 64 and please show me the steps to complete it

Respuesta :

22-09-2022

Answer:

Hello,

Step-by-step explanation:

Do you remember the formula

[tex]\boxed{a^3-b^3=(a-b)(a^2+ab+b^2)}\\\\\\27x^6y^9-64=(3x^2y^3)^3-4^3\\\\=(3x^2y^3-4)((3x^2y^3)^2+(3x^2y^3*4)+4^2)\\\\\\=(3x^2y^3-4)(9x^4y^6+12x^2y^3+16)\\[/tex]

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