Question

1. f(x)=x-1
2. f(x)=2x+1
3. f(x)=3x-2
4. f(x)=-x+3
5. f(x)=-2x+2
6. f(x)=4x-1

f:R->R​

Answer 1

Răspuns:

f(x)=x-1

f(-1)=-1-1

f(-1)=-2

f(1)=1-1

f(1)=0

f(0)=0-1

f(0)=-1