Ex 1.4
Ex 1.4, 1 (ii)
Ex 1.4, 1 (iii)
Ex 1.4, 1 (iv) Important
Ex 1.4, 1 (v)
Ex 1.4, 2
Ex 1.4, 3 Important
Ex 1.4, 4 Important You are here
Ex 1.4, 5 Important
Ex 1.4, 6
Ex 1.4, 7
Ex 1.4, 8 (i)
Ex 1.4, 8 (ii) Important
Ex 1.4, 8 (iii)
Ex 1.4, 9 Important
Ex 1.4, 10 (i)
Ex 1.4,10 (ii)
Ex 1.4, 10 (iii)
Ex 1.4, 11
Ex 1.4, 12 Important
Last updated at April 16, 2024 by Teachoo
Ex 1.4, 4 If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {5, 6, 7, 8} and D = {7, 8, 9, 10}; find (i) A ∪ B A ∪ B = {1, 2, 3, 4} ∪ {3, 4, 5, 6} = {1, 2, 3, 4, 5, 6} Ex 1.4, 4 If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {5, 6, 7, 8} and D = {7, 8, 9, 10}; find (i) A ∪ B A ∪ B = {1, 2, 3, 4} ∪ {3, 4, 5, 6} = {1, 2, 3, 4, 5, 6} ∪ Union - Combination of two sets Ex 1.4, 4 If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {5, 6, 7, 8} and D = {7, 8, 9, 10}; find (ii) A ∪ C A ∪ C = {1, 2, 3, 4} ∪ {5, 6, 7, 8} = {1, 2, 3, 4, 5, 6, 7, 8} ∪ Union - Combination of two sets Ex 1.4, 4 If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {5, 6, 7, 8} and D = {7, 8, 9, 10}; find (iii) B ∪ C B ∪ C = {3, 4, 5, 6} ∪ {5, 6, 7, 8} = {3, 4, 5, 6, 7, 8} ∪ Union - Combination of two sets Ex 1.4, 4 If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {5, 6, 7, 8} and D = {7, 8, 9, 10}; find (iv) B ∪ D B ∪ D = {3, 4, 5, 6} ∪ {7, 8, 9, 10} = {3, 4, 5, 6, 7, 8, 9, 10} Ex 1.4, 4 If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {5, 6, 7, 8} and D = {7, 8, 9, 10}; find (v) A ∪ B ∪ C A ∪ B ∪ C = {1, 2, 3, 4} ∪ {3, 4, 5, 6} ∪ {5, 6, 7, 8} = {1, 2, 3, 4, 5, 6, 7, 8} ∪ Union - Combination of two sets Ex 1.4, 4 If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {5, 6, 7, 8} and D = {7, 8, 9, 10}; find (vi) A ∪ B ∪ D A ∪ B ∪ D = {1, 2, 3, 4} ∪ {3, 4, 5, 6} ∪ {7, 8, 9, 10} = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} ∪ Union - Combination of two sets Ex 1.4, 4 If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {5, 6, 7, 8} and D = {7, 8, 9, 10}; find (vii) B ∪ C ∪ D B ∪ C ∪ D = {3, 4, 5, 6} ∪ {5, 6, 7, 8} ∪ {7, 8, 9, 10} = {3, 4, 5, 6, 7, 8, 9, 10} ∪ Union - Combination of two sets