The product of a monomial and a binomial is always a ________.
binomial
The product of a monomial and a binomial always gives a binomial.
For example, let us multiply
5x (a monomial) by (5x+4) (a binomial.)
5x(5x+4)=5x×5x+5x×4=25x2+20x
25x2+20x is a binomial.