Question

Se considera functia f:R→R,f(x)=x-1
1) Calculati f(1)
2) Reprezentati grafic functia intr-un sistem de coordonate xOy

Answer 1

f:R->R ,f(x)=x-1
1)f(1)=1-1 = 0

2)f(1)=0⇒A(1,0)
  f(2)=1⇒B(2,1)
Le reprezinti grafic.....