Question

Se considera expresia
E(x)=(x-2)(xla puterea 2 +2x+4)-(1-x)(x+2)-x(xla puterea2+1)+17 va rog repede :))

Answer 1

Răspuns:

E(x)=(x-2)(x²+2x+4)-(1-x)(x+2)-x(x²+1)+17

E(x)=x³-8-(x+2-x²-2x)-3x-x+17

E(x)=x³-8-(-x+2-x²)-3x-x+17

E(x)=-8+x-2+x²-x+17

E(x)=7+x²

Sper ca te-am ajutat!