Question

produtos notáveis(x+2) elevado a 3

Answer 1

(x +2)^3
x^3+ 3.x^2.2 + 3.x.2^2 + 2^3
x^3 +6.x^2 + 12.x +8

https://www.youtube.com/watch?v=r0M18VMzaow

Answer 2

( x + 2 ) 3 =

x3 + 3x2•2 + 3•x|( 2 ) 2 + ( 2 ) 3
x3 + 6x2 + 12x + 8