Multiple choice general knowledge science & technology

what is DeMorgan's law?

  1. (p.q)'=p'+q'

  2. (p+q)'=p'.q'

  3. both

  4. none of the above
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

De Morgan's Laws consist of two rules: 1) The complement of a product is the sum of the complements: (A·B)' = A' + B'. 2) The complement of a sum is the product of the complements: (A+B)' = A' · B'. Since both provided equations are correct, 'both' is the right choice.

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