Answer:
Step-by-step explanation:
1.Trinomial(The definition of a trinomial is a math equation that has three terms which are connected by plus or minus notations)
2.Nope because the highest degree term is on a second place(should be on first)
3.Yes
4.Yes
5.Yes
6.Yes
7.No,-3
8.Neither odd nor even
9.Neither odd nor even
