Сократите дробь помогите

Question

Сократите дробь помогите

---

Answer 1

(3xˇ2-12x+9)/(6xˇ2 - 54)=
=3.(xˇ2-4x+3)/6.(xˇ2-9)=
=(x-1)(x-3)/2.(x+3)(x-3) = (x-1)/2.(x+3)