Which of the following is a binomial?
5( + b)
Binomial is a mathematical expression that consists of two terms connected by a plus sign or minus sign.
Therefore, 9×a+a=10a; It is a monomial.
6b2+5a+c ; It is a trinomial.
3a×2b×c=6abc; It is a monomial.
5(a2+b)=5a2+5b ; It is a binomial.