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Sets — Maths STD 11 Science — Question

CBSE BoardEnglish MediumSTD 11 ScienceMathsSets1 Mark
Question
Write down the all possible subset of the given set.
$\{a\}.$
✓

Answer

We know that, if a set has n element, then its power set has $2^n$ elements.
Here, $n = 1,$ so there $2^1 = 2$ subset of given set. The possible subset are $\phi, \{a\}.$

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