Answer:
Correct choice is A
Step-by-step explanation:
A trinomial is a polynomial that has three terms. A constant term of a polynomial is a term that doesn't contain variable only number.
A. Polynomial [tex]x+4y+7[/tex] is a trinomial with a constant term 7.
B. Polynomial [tex]x^3+11x^2+x[/tex] is a trinomial without a constant term.
C. Polynomial [tex]-x+y^{10}[/tex] is a binomial (polynomial with two terms).
D. Polynomial [tex]y^5[/tex] is a monomial (polynomial with one term).
