Question 93

Computer Awareness Boolean algebra Hard

Which term is redudent in the expression AB+A’C+BC?

(A) BC
(B) A’C
(C) AB
(D) AB + A'C
✓ Correct Answer: Option A Verified Solution

📘 Step-by-Step Solution & Detailed Explanation:

By the consensus theorem: \(AB + A'C + BC = AB + A'C\).

The term BC is covered by the other two terms: if B = C = 1, then either A = 1 (AB = 1) or A = 0 (A'C = 1). So BC is redundant.

Answer: (A) BC

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