Respuesta :

Answer:

Step-by-step explanation:

hello : f(x) = (1/5)^X

the domain is : D=ℝ =]-∞ ,+∞[

limf(x) =0   and : limf(x) =+∞

the range is : E= ]0 ,+∞[

x⊶ -∞                  x⊶ +∞