Theorem 5 ( De Morgans law) (DeMorgans Law)

Theorem 3( Commutative laws)

State De Morgan's law of sets.

Theorem 4 (Associative Laws)

Theorem 5 (distributive Laws)

Prove the distributive law and De Morgan's law. (i) A cap (B cup C)=(A cap B)cup(A cap C) (ii) (A cup B)'=A' cap B'

Prove the distributive law and De Morgan's law. (i) A cap (B cup C)=(A cap B)cup(A cap C) (ii) (A cup B)'=A' cap B'