Re: boolean algebra help



john wrote:
I know A + 1 = 1
but does A (negated) + 1 = 1 too?

or in any case.. would AB + 1 = 1 too?


yes, basicallyyou have : whatever or true = true (since a or b is true, whenever at least one of them is true)

and would AC(negated) * A(negated)C = 0?
yes, since 0*whatever=0 and either A or A^c is 0


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