Question

For any two sets P and Q, prove that
A' - B' = B - A.


Please answer ASAP.

Thanks!!!

Answer 1

Hope it helps you.........

Answer 2

Answer:

let U is a universal set with includes Aand B set

then A'=U-A and B'=U-B so the equation becomes

U-A-(U-B)=U-A-U+B=B-A