Which of the following Boolean expression is incorrect?
A. $${\text{A}} + \overline {\text{A}} {\text{B}} = {\text{A}} + {\text{B}}$$
B. A + AB = B
C. (A + B)(A + C) = A + BC
D. (A + B')(A + B) = A
Answer: Option B
This Question Belongs to Electronics And Communications Engineering >> Digital Electronics
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