To simplify this expression, we can start by factoring the denominator:
y^3 - 27 = (y - 3)(y^2 + 3y + 9)
Now the expression is:
u^2 + 3u + 9 / (y - 3)(y^2 + 3y + 9)
This cannot be simplified further unless we have additional information about the values of u and y.
To simplify this expression, we can start by factoring the denominator:
y^3 - 27 = (y - 3)(y^2 + 3y + 9)
Now the expression is:
u^2 + 3u + 9 / (y - 3)(y^2 + 3y + 9)
This cannot be simplified further unless we have additional information about the values of u and y.