Subsets containing one element but not another
Of all subsets of a 10-element set, how many contain a particular element but do not contain another particular element ?
Show hints (2)+
- Force 'in' and 'out' - two locked choices.
- The remaining 8 elements are free: .
Answer
Reveal answer →Final answer
256
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Asked at: Game-Based Aptitude, ETF Market-Making