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1 . According to Boolean algebra the value of (A + AB) (B + AB ) is

A. AB
B. B
C. A
D. 1

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Answer: Option A

Explanation:

The formula A + B + C + D will yield true (1) if at least one of A,B,C,D is 1. The formula A./B.C will be true only if A = 1, B = 0 (so /B = 1) and C = 1. Boolean algebra knows two distributive laws with operations AND and OR.

Sonali- Rupali- Bangladesh Krishi- Rajshahi krishi unnayn-Investment Corporation of Bangladesh | 30.11.2018

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