Thực hiện phép chia. (64y^2 – 16y^4 + 8y^5) : 4y;

(64y² – 16y⁴ + 8y⁵) : 4y;

= (64y² : 4y) + (–16y⁴ : 4y) + (8y⁵ : 4y)

= 16y – 4y³ + 2y⁴.

Vậy (64y² – 16y⁴ + 8y⁵) : 4y = 16y – 4y³ + 2y⁴.