Respuesta :

I don't know if you mean 9y/3y or y^9/y^3
9y/3y
The y's cancel out giving
9/3
and 9/3 is
3
9y/3y=3

y^9/y^3
When multiplying or dividing by exponents,it becomes adding for multiplication and subtracting for dividing
y^9/y^3=y^6