(A + B)(A + B') simplifies to:
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Correct answer: (D) A
Explanation
A + BB' = A + 0 = A.
From DSSSB TGT Computer Science Full Mock Test 4
This is question 111 of DSSSB TGT Computer Science Full Mock Test 4. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.