Prove that for any two sets A;B , we have (A n B)^c = A^c u B^c
I think im supposed to start expansion with the de morgan laws my teacher said I was doing it wrong I'm pretty sure this is the correct approach but i dont know how to continue
Prove that for any two sets A;B , we have (A n B)^c = A^c u B^c
I think im supposed to start expansion with the de morgan laws my teacher said I was doing it wrong I'm pretty sure this is the correct approach but i dont know how to continue
Lol usually if your lecturer tells you it's wrong it's wrong...
Consider an element .
Then x is NOT contained in the intersection of A and B.