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Sets — MATHS STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceMATHSSets1 Mark
Question
Write down the all possible subset of the given set. {a}.
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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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