**Write down all the subsets of the following sets:**

**(i) {a}**

**(ii) {a, b}**

**(iii) {1, 2, 3}**

(iv) Φ

(iv) Φ

Answer

(i) The subsets of {a} are Φ and {a}.

(ii) The subsets of {a, b} areΦ, {a}, {b}, and {a, b}.

(iii) The subsets of {1, 2, 3} areΦ, {1}, {2}, {3}, {1, 2}, {2, 3}, {1, 3}, and {1, 2, 3}

(iv) The subset of Φ is Φ.

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