Question

If A is a proper subser of B then A intersection B

Answer 1

Answer:

A intersection B ={A}

Step-by-step explanation:

let B={1,2,3} and A={1,2} because A is proper subset of B, so the element in set A must be comman and less than one subset of B. it mean when we consider the intersection between them obviously it will be the content of set A