joy123333 joy123333

13-04-2019
Mathematics

contestada

How do you factor this expression: x^3 + 9x^2 + 27x + 27

Respuesta :

22-04-2019

Answer:

[tex]\large\boxed{x^3+9x^2+27x+27=(x+3)^3=(x+3)(x+3)(x+3)}[/tex]

Step-by-step explanation:

[tex]\text{Use}\ (a+b)^3=a^3+3a^3b+3ab^2+b^3\\\\x^3+9x^2+27x+27=x^3+3(x^2)(3)+3(x)(3^2)+3^3=(x+3)^3[/tex]

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PriyAnjalee PriyAnjalee

05-08-2021

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