Which of the following sequences of numbers are arithmetic sequences? check all that apply. a. -4, 7, -10, 13, -16, b. 1, 6, 11, 16, 21, c. 99, 100, 101, 102, 103, d. 2, -2, 2, -2, 2, e. -3, -5, -7, -9, -11,

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