I need help with this problem:

Question

Dividing

7x^5y^5-21x^4y^4+14x^3y^3/7x^3y^3

Answer 1

If you mean

(7x^5y^5 -21x^4y^4 +14x^3y^3)/7x^3y^3 ,
the answer is

x^2y^2 - 3 xy + 2
Each of the three terms in the numerator gets divided by 7 x^3y^3.