Răspuns :
[tex]\it P(X)=-3X^2+X+2\\ \\ P(-3)=-3\cdot(-3)^2-3+2=-27-3+2=-28\\ \\ \\ Q(X)=3X^2X-2\\ \\ Q(-3)=3\cdot(-3)^2+3-2=27+3-2=28[/tex]
[tex]\it P(X)=-3X^2+X+2\\ \\ P(-3)=-3\cdot(-3)^2-3+2=-27-3+2=-28\\ \\ \\ Q(X)=3X^2X-2\\ \\ Q(-3)=3\cdot(-3)^2+3-2=27+3-2=28[/tex]