Question

A = {a, b, c, d}. Find P(A)

Answer 1

Answer:

A={a,b,c}

Number of elements in A is,

⇒ n(A)=3

∴ n{P(A)}=(2)

3

=8

⇒ P(A)={{a},{b},{c},{a,b},{b,c},{a,c},{a,b,c},ϕ}