Question

If A={1, ∅, {∅}} then
find the subsets of A.​

Answer 1

Subsets of A are:

{φ}, {1}, {Ø}, {{Ø}}, {1,Ø}, {1, {Ø}}, {Ø, {Ø}}, {1, Ø, {Ø}}

The formula for finding the number of subsets = 2ⁿ, n being the number of elements in the set