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If A and B are two disjoint sets `n(A)+n(B)=24` then find `n(A cup B)`A. 16B. 18C. 24D. Cannot say |
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Answer» Correct Answer - C n(A)+n(B)=24 A and B are disjoint `therefore n(A cap B) =0` `n(A cup B)+n(A cap B)=n(A)+n(B)` `rArr n(A cup B)=24` Hence , the correct option is ( c) |
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