Answer:

there should be 2^5=32 subsets including the empty set and the set itself

Answer:

set having n members has 2n subsets. This number includes the empty set and the given set.

The set A has 4 members, so it has

24=16 subsets.

They are:

∅={ }, {a}, {b}, {c}, {d}, {a, b}, {a, c},

{a, d}, {b, c}, {b, d}, {c, d}, {a, b, c},

{a, b, d}, {a, c, d}, {b, c, d}, {a, b, c, d}.

Step-by-step explanation:

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