Given, Set A={1,2,3 ,4,{5,6},6,7} Belongs to () Subset of () 1 A 2 A 3 A 4 A {5,6} A 6 A 7 A 8 A {1} A {2} A {3} A {4} A {{5,6}} A {6} A {7} A {8} A B={1,2,3,4,5,6}, Is Set B Subset of A. B is not a subset of A, because element {5, 6} does not contain in Set B & element 5 does not contain in Set A.
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