divide x divide x to the power 9 minus y to the power 9 by X square + Xy + y cube
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x^9-y^9/X^2+xy+y^2
XxXxXxXxXxXxXxXxX-yxyxyxyxyxyxyxyxy/XxX+XY+YxYxY
= x^6-y^5
XxXxXxXxXxXxXxXxX-yxyxyxyxyxyxyxyxy/XxX+XY+YxYxY
= x^6-y^5
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