Răspuns :
Modul 1:
f(-4)=-4-3=-7
f(-3)=-3-3=-6
f(-2)=-2-3=-5
f(-1)=-1-3=-4
f(0)=0-3=-3
f(1)=1-3=-2
f(2)=2-3=-1
f(3)=3-3=0
f(4)=4-3=1
Produsul=0
Modul 2:
f(-4)=-4-3=-7⇒minimul
f(4)=4-3=1⇒maximul
Deoare ce numerele sunt consecutive
f(-4)*f(-3)*....*f(3)*f(4)=-7*-6*....*0*1=0
f(-4)=-4-3=-7
f(-3)=-3-3=-6
f(-2)=-2-3=-5
f(-1)=-1-3=-4
f(0)=0-3=-3
f(1)=1-3=-2
f(2)=2-3=-1
f(3)=3-3=0
f(4)=4-3=1
Produsul=0
Modul 2:
f(-4)=-4-3=-7⇒minimul
f(4)=4-3=1⇒maximul
Deoare ce numerele sunt consecutive
f(-4)*f(-3)*....*f(3)*f(4)=-7*-6*....*0*1=0