`a=-8,b=-7,c=6`, verify that `(a+b)+c=a+(b+c)`

If A={1,2,3,4}, B={1,4,5 ,6}, C={4,5,7,8,9} verify that (A uu B) uu C=A uu(B uu C)

Let A = {1,2} ,B = {1,2 ,3,4 } ,c={5,6} and d={5,6,7,8 } verify that A xx ( B nn C ) = (A xx B ) nn (A xx C )

If A = {1, 2, 3,4}, B= {2, 4,6, 8} and C= { 3, 4, 5,6}, verify that : A nn (B nn C)= (A nn B) nn C .

Let A= {1, 2}, B = {1, 2, 3, 4}, C = {5, 6} andD = {5, 6, 7, 8}. Verify that A xx (B nn C) = (A xx B) nn (A xx C) .

If A = {1, 2, 3}, B= { 4, 5, 6} and C= { 7, 8, 9}, verify that : A uu (B nn C)= (A uu B) nn (A uu C) .

Let A={1,2}, B={1,2,3,4}, C={5,6} and D={5,6,7,8}. Verify that (i) A xx (B cap C)=(A xx B) cap (A xx C), (ii) A xx C is a subset of B xx D

Let A={1,2}, B={1,2,3,4}, C={5,6} and D={5,6,7,8}. Verify that (i) A xx (B cap C)=(A xx B) cap (A xx C), (ii) A xx C is a subset of B xx D

Let A={1,2}, B={1,2,3,4}, C={5,6} and D={5,6,7,8}. Verify that (i) A xx (B cap C)=(A xx B) cap (A xx C), (ii) A xx C is a subset of B xx D

Let A ={2,4,6,8,10}, B={4,8,12,16} and C={ 6,12 ,18, 24} . Using Venn diagrams, verify that: (i) (Acup B) cup C=A cup (B cup C) (ii) (A cap B) cap C =A cap (Bcap C)