Mark the correct alternative in the following:
If A and B are two given sets, then 
is equal to
A⋂(A⋂B) c =A⋂ (Ac⋃Bc )
= (A ⋂ Ac)⋃(A ⋂ Bc)
=ϕ⋃ (A ⋂ Bc)
=A ⋂ Bc
1
Mark the correct alternative in the following:
If A and B are two given sets, then is equal to
A⋂(A⋂B) c =A⋂ (Ac⋃Bc )
= (A ⋂ Ac)⋃(A ⋂ Bc)
=ϕ⋃ (A ⋂ Bc)
=A ⋂ Bc