Question

10) Define powet set
and if
A=
10, 20, 30 then P(A)=?​

Answer 1

Answer:

In mathematics, the power set (or powerset) of a set S is the set of all subsets of S, including the empty set and S itself. ... The notation 2S is used because given any set with exactly two elements, the powerset of S can be identified with the set of all functions from S into that set

Answer 2

Answer:

20732855558161346191846725191814654558