II.Classify the following polynomials according to number of terms.(Monomial, Binomial,Trinomial or Polynomial)

1. 5x - 1 =
2. 9x =
3. X⁴ + 2y³- X-2 =
4. 2a² +7ab - a -8=
5. 32a² – 23a + 40 =
6. 3y =
7. x⁴ + 2x³ + 4 =
8. 15x² – 10x + 7 =
9. -2x - 11y =
10. 2x⁴ - 2x³ - x² + 2x + 10 =​