Question

~OFFERING 10 POINTS PLEASE HELP~

What is the domain of the function f(x) = 4x − 16?

a) all real numbers

b) all positive real numbers

c) all positive real numbers except 4

d) all positive real numbers except 16


((i think its d but  im not sure))

Answer 1

f(x) is a polynomial so x∈R (all real numbers).