Question

Null set is a subset of every set this can be proved by option a) existence option b)counter example option c) direct proof d) using negation of negation​

Answer 1

Answer:

Null set is a subset of every set this can be proved by option existence option

Step-by-step explanation:

Null set is a subset of even a null set.

So, there is a need to set's existence

Answer 2

answer :-

The set A is a subset of the set B if and only if every element of A is also an element of B. If A is the empty set then A has no elements and so all of its elements (there are none) belong to B no matter what set B we are dealing with. That is, the empty set is a subset of every set.

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