Write down all possible proper subsets each of the following sets:
Question:

Write down all possible proper subsets each of the following sets:

(i) {1, 2},

(ii) {1, 2, 3}

(iii) {1}.

Solution:

(i) {1}, {2}

(ii) {1}, {2}, {3}, {1, 2}, {2, 3}, {1, 3}

(iii) No proper subsets are there in this set.

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