Question 481843
 Find the domain of each of the following rational functions 
f(x)=(3x-8)/(4x+20)
----
The denominator cannot be zero, so:
Domain: All Real Numbers except x = -5
-------------
Horizontal asymptote at y = 3/4:
Range: All Real Numbers except y = 3/4
===========================================
Cheers,
Stan H.