Direcrtion:Determine the degree of polynomial and name of the following polynomial.

1.) 2x²
2.) 5x² + 2x =
3.) 9x³ + 12x²-3 =
4.) 9m²y - 12x² - 3 =
5.) 15bc⁴d - abc⁸ + 12 =


(PABRAINLIEST ko yung unang MAKASAGOT.)