Question

class 11th
let A and B be two sets. then, prove that A=B <=> A subset of B and B subset of A.

note: [ <=> ] by this symbol I mean 'two way implication' or 'iff'
please solve quickly its urgent ​

Answer 1

Answer:

Step-by-step explanation:

let the sets be

A= {1}

B={1}

From above condition A is a subset of B and B is a subset of A with both sets being equal