Respuesta :

Hi,
A n (B u C)
=A n  {1,2,4,5,6,7,8,9,10}
= {1,3,5,7,9} n {1,2,4,5,6,7,8,9,10}
={1,5,7,9}
A n (B u C) = {1,5,7,9}
Hope this helps you.