1 votes 1 votes Power set of empty set has exactly _______ subset One Two Zero Three Set Theory & Algebra nielit2017july-scientistb-it discrete-mathematics set-theory&algebra set-theory + – admin asked Mar 30, 2020 • retagged Oct 23, 2020 by Krithiga2101 admin 523 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
Best answer 2 votes 2 votes Powerset of empty set is $\{ \phi \}$. $\{ \phi \}$ has two subsets, $ \phi $ , $\{ \phi \}$. So, answer will be Option B. Powerset of empty set has exactly TWO subsets. Detailed Video Solution: https://youtu.be/mOfUwNN2JP8?t=2357&feature=shared Deepak Poonia answered Apr 1 • edited Apr 10 by Deepak Poonia Deepak Poonia comment Share Follow See all 0 reply Please log in or register to add a comment.
0 votes 0 votes 1, no. of sets in powerset is 2^n so if n = 0 then 2^0 = 1 Bernie Sanders answered Dec 31, 2020 Bernie Sanders comment Share Follow See all 0 reply Please log in or register to add a comment.