Using the rules of boolean algebra prove (state which rule is used at each step):-
So far I have,
This is where I hit the brick wall. I've also tried doing the Extended De Morgan rule first but that doesn't seem right to me.
any help appreciated.
I guess this is a trickier subject than I thought judging by the replies. Is there anyone out there who can check my final answer to this. I'm submitting it tomorrow.
De Morgan (ii)
Extended De Morgan (ii)
This is the best I can come up with so it will have to do. Looks correct to me anyway