Question

Am nevoie pentru azi ​

Answer 1

Răspuns:

E(x)=x(x²-4)-(x-5)•x²-5x+1

E(x)=(x³-4x)-(x³-5x²)-5x+1

E(x)=x³-4x-x³+5x²-5x+1

E(x)=x³(1-1)+5x²+x(-4-5)+1

E(x)=0•x³+5x²+(-9x)+1

E(x)=5x²-9x+1