In the expression A\'(A\’ + B\’) by writing the first term A as A + 0, the expression is best simplified as
(A) A + AB
(B) AB
(C) A\’
(D) A + B


Answer: (C)

Explanation: A\'(A\’ + B\’)

This expression can be simplified as:
= A\'A\' + A\'B\'
= A\' + A\'B\'
= A\'(1 + B\') // 1 + B\' = 1
= A\'

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