The Power Set

  • Thread starter Madonna M.
  • Start date
  • #1
How many elements does each of these sets have where a and b are distinct elements? (with steps please)

a) P({a,b{a,b}})


b)P({∅,a,{a},{{a}}})



c)P(P(∅))

*i have tried to solve them but i am a little bit confused...

Thanks in advance :)
 
Last edited:

Answers and Replies

  • #2
haruspex
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Pls post your attempts at solution, including any reasoning.
 

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