ПОМОГИТЕЕЕЕ!!!!!!!!!!!

Question

ПОМОГИТЕЕЕЕ!!!!!!!!!!!

---

Answer 1

1.
(x⁴+ax)/(x³-ax²+a²x)=x(x³+a)/(x(x²-ax+a²))=(x+a)(x²-ax+a²)/(x²+--ax+a²)=x+a.