Question

Let A = { ϕ } & B = P(A), then (A  B) is​

Answer 1

Answer:

P(A) = [ {ϕ} , ϕ ] = B

(A X B) = [ ( ϕ, {ϕ} ), ( ϕ, ϕ) ]

Step-by-step explanation:

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Answer 2

Answer:

the answer is [{ϕ},ϕ]

Step-by-step explanation:

because the set a is an empty set

so the power of the empty set also the empty set