ПОМОГИТЕ!!!!!!СРОЧНО!!!!

Question

ПОМОГИТЕ!!!!!!СРОЧНО!!!!

---

Answer 1

3х^2-12х
3х (х-4)

х^3-8х^2+16х
х (х^2-8х+16)

(15-5y)/(9-y^2)
(5 (3-y))/((3-y)(3+y))
5/3+y