Question

Fie functia f:{-3;1} -> R, f(x)=-x+1. Completati spatiile libere:
1)Domeniul de difinitie a functiei f este.......
2)Domeniul de valori a functiei f este........

Answer 1

1. -3; 1
2. 4; 0
F(-3) = 3+1 =4
F (1) = -1+1=0

Answer 2

1) {-3;1}
2) { f(-3);(f(1)}={3+1;-1+1}={4;0]={0;4}
as simple as that!!!