Question

prove that A - B = A if and only if A intersection B = phi

Answer 1

Answer:

plz write the question properly

Answer 2

Step-by-step explanation:

For any two sets A and B , A intersection B = empty set if A is a subset of B.

We know that :-

Empty set is a subset of all sets,therefore set A is an empty set only. So that

A intersection B = empty set. (as A is an empty set).