Răspuns :
a) f(1)=4; f(2)=3; f(3)=3; f(4)=1
b) f(-3)=-3; f(-2)=-2; f(-1)=-1; f(1)=-1; f(2)=-2; f(3)=-3
c) f(-3)=-2; f(-2)=-3; f(-1)=-6; f(1)=6; f(2)=3; f(3)=2
d) f(0)=0; f(3)=-1; f(4)=-2; f(-9)=-3
a) f(1)=4; f(2)=3; f(3)=3; f(4)=1
b) f(-3)=-3; f(-2)=-2; f(-1)=-1; f(1)=-1; f(2)=-2; f(3)=-3
c) f(-3)=-2; f(-2)=-3; f(-1)=-6; f(1)=6; f(2)=3; f(3)=2
d) f(0)=0; f(3)=-1; f(4)=-2; f(-9)=-3