If n [ universal set ] = 50 , n [ A ] = 15 ,
n [ B ] = 13 . Find n [ A' ] , n [ B ' ] and n [ AuB]
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Answer:
n [ A' ] = 50 - 15 = 35
n [ B' ] = 50 - 13 = 37
n [ AuB ] = 6
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