CLASS-11 CHAPTER -1 SETS 👍📚
TOPIC- OPERATIONS ON SET
UNION
INTERSECTION
2- DISJOINT SET
3- INTERSECTING SET
4- DIFFERENCE OF SET
5- COMPLEMENT OF SET
6- SYMMETRIC DIFFERENCE OF SET
OPERATIONS ON SET
UNION--The symbol ∪ is employed to denote the union of two setsall elements which are in either A or B (or both)👍
INTERSECTION--A∩B all elements which are in both A and B.👍
DISJOINT SET--two sets are said to be disjoint sets if they have no element in common. 👍
DIFFERENCE OF SET--The difference of a set, say A from universal set U is equal to empty set, i.e. A – U = ∅.👍
COMPLEMENT OF SET-The complement of set A is defined as a set that contains the elements present in the universal set but not in set A.👍
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• CLASS-11 CHAPTER -1 SETS EX-1.3 QUE-8, 9📚 👍
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