hey J …In the 4th question, why do we take complement of the person….what is wrong with G*H+G*K+H*K? Reply

You could do that, but then you would need to subtract G*H*K 3 times as you have counted it in each of those three. regards J Reply

hey J …In the 4th question, why do we take complement of the person….what is wrong with G*H+G*K+H*K?

You could do that, but then you would need to subtract G*H*K 3 times as you have counted it in each of those three.

regards

J

Nevermind..got it!