Q. Given:Universal Set U=1,2,3,4,5,9,12Subset B=2,5,12What is the complement of Set B in Set U?{1,3,4,9}{2,3,5,9,12}{1,2,3,4,5,9,12}{2,5,12}
List Set U Elements: List out all the elements in Set U.U={1,2,3,4,5,9,12}
List Set B Elements: List out all the elements in Set B.B={2,5,12}
Find Complement: To find the complement of Set B in Set U, remove all the elements of Set B from Set U.So, we cross out the elements 2, 5, and 12 from Set U.
Remaining Elements: After removing, we're left with the elements {1,3,4,9} in the complement of Set B.
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