Zapisz w postaci sumy algebraicznej. (x+1)(x+2)(X+3)=
x(do 3 potegi) + 6
(x+1)(x+2)(x+3)=(x^2+2x+x+2)(x+3)=(x^2+3x+2)(x+3)=x^3+3x^2+3x^2+9x+2x+6=
x^3+6x^2+11x+6
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x(do 3 potegi) + 6
(x+1)(x+2)(x+3)=(x^2+2x+x+2)(x+3)=(x^2+3x+2)(x+3)=x^3+3x^2+3x^2+9x+2x+6=
x^3+6x^2+11x+6