Prove That A’ − B’ = B − A
Question:
For any two sets \( A \) and \( B \), prove that:
\[ A’-B’=B-A \]Solution
\[ A’-B’ \] \[ =A’\cap(B’)’ \] \[ =A’\cap B \] \[ =B\cap A’ \] \[ =B-A \]Hence proved.
Question:
For any two sets \( A \) and \( B \), prove that:
\[ A’-B’=B-A \]Hence proved.