Prove-that-A-A-c-A-

Question Number 29014 by A.Ayo last updated on 03/Feb/18

P r o v e t h a t A \cup A^{c} = A

Commented by Tinkutara last updated on 03/Feb/18

A \cup A^{'} = U

Commented by A.Ayo last updated on 03/Feb/18

please explain it

Commented by Tinkutara last updated on 04/Feb/18

This is complement law.