If A = {1, 3, 5, 7, 9, 11, 13, 15, 17}, B = {2, 4, ..., 18} and N is
the universal set, Then A' ⋃ ((A ⋃ B) ⋂ B') is
(a) A (b) N
(c) B (d) none of these
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Answer:
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Step-by-step explanation:
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Answered by
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Answer:
Step-by-step explanation:
LetN={1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18}
∵A={1,3,5,7,9,........,17}
B={2,4,6,8,........18}
A
′
={2,4,6,8,.......18}
B
′
={1,3,5,7,.......17}
∵A=B
′
&B=A
′
(A∪B)={1,2,3,4,5,6,............18}
(A∪B)∩B
′
={1,3,5,7,..........17}
A
′
∪[(A∪B)∩B
′
]={1,2,3,4,5,6,..........18}
∴A
′
∪[(A∪B)∩B
′
]=N
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