Answer:
yes, 18 is a polynomial
Step-by-step explanation:
We have to show whether 18 is a polynomial or not
Polynomial is an expression involving variables and constants such that variables having non negative integer power.
Example etc,
Thus, yes 18 is a polynomial
as 18 can be written as where
and 0 is non negative integer,
Thus, yes 18 is a polynomial as it can be written as having non negative integer power 0.