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Sets — Maths STD 11 Science — Question

Maharashtra 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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