Question

If A = {a,{b}}, then, np(A)​

Answer 1

Answer:

The formula for finding power set is

..if A is a set with n(A) = m then

n{P(A)} = 2^m.

Here m=2 then n{P(A)}= 2^2 = 2×2=4.

Answer 2

Answer:

power set of A = 4 (2²)........