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प्रश्न
Find the complement of the following expression and reduce it by using Boolean laws.
P•( 13 ± Q)•Q•(Q+R')
उत्तर
Complement: (P. (P+Q). Q. (Q+R'))'
P' + (P+Q)' + Q' + (Q+R')' ...[by applying DeMorgan's law]
P' + P' .Q' + Q' + Q' .R
If we further simplify:
P' (1 +Q') + Q' (1 +R') = P' +Q'
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