Question

if A=[a{a,b}] write all subject of A​

Answer 1

The list of all subsets of a,b,c,d is ϕ ,{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}

Answer 2

Answer:

{ {a} , {a, b} , { } }

Step-by-step explanation:

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