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tae8Ba9talia
tae8Ba9talia tae8Ba9talia
  • 29-05-2016
  • Mathematics
Answered

Factor the expression.

x^3+8

Verified Answer :

drlct
drlct drlct
  • 31-05-2016

x^3+8
= x^3+2^3

a^3 + b^3 = (a + b)(a^2 – ab + b^2) 

so

x^3+8 
= x^3+2^3
= (x+2)(x^2-2x+2^2)
= (x+2)(x^2-2x+4)

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