Mono means one, and so the equation will have one term with a power [tex]x^n[/tex] where n is a positive integer. A polynomial has many terms.
A. is a single term. this is the answer.
B. has a negative power, which means it is not considered as a monomial.
C. this has two terms. it is wrong
D. this has two terms. it is wrong as well.
A is the answer.
