BINOMIAL:
- an algebraic expression of two terms.
- a mathematical expression consisting of two terms connected by a plus sign or minus sign.
Illustration:
1. x + y ; x and y are separate terms thus it is binomial.
2. 3x - 7y ; 3x and 7y are separate terms thus it is binomial.
3. x2 - 4 ; x2 and 4 are separate terms thus it is binomial.