Which set of ordered pairs represents a function from A to B? ​ A = {3, 2, 4, 1} and B = {–4, –5, 3, 2, 4}

Alina fully simplifies this polynomial and then writes it in standard form. xy2 – 2x2y + 3y3 – 6x2y + 4xy2 if alina wrote the last term as 3y3, which must be the first term of her polynomial in standard form? xy2 5xy2 –8x2y –2x2y