Find the dual of(A’ + B) . (1 + B’) = A’+B – InterviewSolution

InterviewSolution

1.

Find the dual of(A’ + B) . (1 + B’) = A’+B

Answer»

In Principle of Duality;

replace (+) by (.)

replace (.) by (+)

replace 1 b 0

Taking L.H.S. = (A’ + B).(1 + B’)

= (A’.B) + (0.B’)

=A’.B

Again applying the principle of duality, we have = A + B’

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