InterviewSolution
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यदि `A={3,5,7,9,11}` और `B={7,9,11,13},C={11,13,15}` ततः `D={15,17}` तब ज्ञात कीजिए- (i) `AnnB " "(ii) BnnC " " (iii) AnnCnnD " " (iv) AnnC` (v) `BnnD " " (vi) Ann(BuuC) " " (viii) AnnD " "(viii) Ann(BuuD)` `(ix) (AnnB)nn(BuuC)" " (x) (AuuD)nn(BuuC)` (b) यदि `A={6,7,8,9},B={7,9}={1,-1,3,5}` हो तो तथा `(AuuB)uu(AuuC)` का मान गया करों| (c) यदि `A={1,2,3},B{2,3,4,5,C={1,3,5}` तो `(AuuB)uuC` तथा `(AuuB)uu(AuuC)` के मान ज्ञात करो। |
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Answer» (a) (i) `AnnB={3,5,7,9,11}nn{7,9,11,13}={7,9,11}` (ii) `BnnC={11,11,13}` (iii) `AnnCnnD={3,5,7,9,11}nn{11,13,15}nn{15,17,}= phi` (iv) `AnnC={3,5,7,9,11,}nn{11,13,15}={11}` (v) `BnnD={7,9,11,13}nn{15,17}= phi` (vi) `Ann(BuuC)={3,5,7,9,11}nn{7,9,,11,13}uu{11,13,15}` `={3,5,7,9,11}nn{7,9,11,15,17}={7,9,11}` (vii) `AnnD={3,5,7,9}nn{7,9,11,13} nn{15,17}= phi` (viii) `Ann(BuuD)={3,5,7,9,11]nn[{7,9,11,13,15,}]` `={3,5,7,9,11}nn{7,9,11,13,15,17}={7,9,11}` (ix) `AnnB={3,5,7,9,11}nn{7,9,11,13}={7,9,11}` तथा `(BuuC)={7,9,11,13}uu{11,13,15}={7,9,11,13,15}` इसलिए `(AnnB)nn(BuuC)={7,9,11}nn{7,9,11,15}={7,9,11}` (x) `AuuD={3,5,7,9,11}uu[{15,17}={3,5,7,9,11,15,17}` तथा `BuuC={7,9,11,13,15}` इसीलिए `(AuuD)nn(BuuC)={3,5,7,9,11,15}nn{7,9,11,13,15}={7.9.11.15}` (B) `BnnC={7}` `Auu(BnnC)={6,7,8,9}` (c) `AuuB)={1,2,3,4}` `(AuuB)uuC={1,2,3,4,5}` `AuuC={1,2,3,5}` `(AuuB)uu(AuuC)={1,2,3,4,5}` |
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