NCERT Exercise 1.3 Q4 - Sets

Question: Find all subsets of (i) {a}; (ii) {a, b}; (iii) {1, 2, 3}; (iv) empty set.

Answer: (i) empty set, {a}; (ii) empty set, {a}, {b}, {a,b}; (iii) empty set, {1}, {2}, {3}, {1,2}, {1,3}, {2,3}, {1,2,3}; (iv) empty set.

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