Question

Determinati Imf in cazul următor: f:{-3,-2,-1,0,1} ->R, f(x)=-x+2​

Answer 1

Răspuns:

f(-3)=3+2=5 pt ca -+-=+

f(-2)=2+2=4

f(-1)=1+2=3

f(0)=0+2=2

f(1)=-1+2=1

imf={5,4,3,2,1}