Answer:
[tex]\sf x^3+6x^2+12x+8[/tex]
step-by-step explanation:
[tex]\rightarrow \sf \left(x+2\right)^3[/tex]
apply cubic formula: [tex]\bold{ \left(a+b\right)^3=a^3+3a^2b+3ab^2+b^3}[/tex]
[tex]\rightarrow \sf x^3+3x^2 * \:2+3x * \:2^2+2^3[/tex]
[tex]\rightarrow \sf x^3+6x^2+12x+8[/tex]
