Question

prove that if A⊆Φ, then A= Φ​

Answer 1

Answer:

Step-by-step explanation:

If A is subset of phi

The A set is {0}

A={0}

Answer 2

Step-by-step explanation:

here

A is a proper subset of empty set

It means

A belongs to that set

A empty set contained 0 elements

So A must be containing 0 elements

Thus A = empty set

hope it helps ✌