If `A= {2,3,5,7,11} and B=phi`, find :
(i) `A cup B`
(ii) `A cap B`

If A = {1,3,5,7,9} and B = {1,2,3,4,5} then find A cup B and A cap B .

If A = {1,3,5,7,9} and B = {1,2,3,4,5} then find A cup B and A cap B .

If A = {6, 3,5,7,9, 11}, phi = { }, find A cup phi .

if A= {3,5,7,9,11} , B ={7,9,11,13}, C ={11, 13,15} and D ={15,17} , Find : (i) A cap B ,(ii) A cap C, (iii) B cap C ,(iv) B cap D .

If A={3,5,7,9,11},B={7,9,11,13},C={11,13,15} and D={15,17}, find : (i) A cap B (ii) B cap C (iii) A cap C cap D (iv) A cap C (v) B cap D (vi) A cap (B cup C) (vii) A cap D (viii) A cap (B cup D) (ix) (A cap B) cap (B cap C) (x) (A cup D) cap (B cup C) .

If A={3,5,7,9,11},B={7,9,11,13},C={11,13,15} and D={15,17}, find : (i) A cap B (ii) B cap C (iii) A cap C cap D (iv) A cap C (v) B cap D

if U = {1,2,3,4,5,6,7,8,9}, A = {2,4,6,8} and B ={2,3,5,7} , verify that : (i) (A cup B) '=(A'cap B') (ii) (A cap B) '=(Acup B')

Of A={11,21,31,41} , B={12,22,31,32} , then find : (1) A cup B (2) A cap B .

If A =factors of 24} and B={factors of 36}, find, (i) A cap B , (ii) A cup B