Respuesta :

Answer:

Step-by-step explanation:

As The Given Function  f(x) = x^5 +3x^4 −66x^3 −38x^2 +1281x−2205 is a Polynomial Function and as we know that a Polynomial Function is defined over all real Numbers So domain of given function is:

Domain of f(x) =  (−∞,∞ )