(x+1)^3
(x+1)^3=(x+1)*(x+1)*(x+1)=(x^2+2x+1)*(x+1)=x^3+x^2+2x^2+2x+1=
=x^3+3x^2+3x+1
Korzystam ze wzoru na sześcian sumy.
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(x+1)^3=(x+1)*(x+1)*(x+1)=(x^2+2x+1)*(x+1)=x^3+x^2+2x^2+2x+1=
=x^3+3x^2+3x+1
Korzystam ze wzoru na sześcian sumy.