Union Of Sets Meaning

A union is often thought of as a marriage.

Union of sets meaning. In set theory the union denoted by of a collection of sets is the set of all elements in the collection. Let counting numbers p multiples of 3 less than 20 and q even numbers less than 20. To find the union of two given sets a and b is a set which consists of all the elements of a and all the elements of b such that no element is repeated. We write a b basically we find a b by putting all the elements of a and b together.

Shade elements which are in p or in q or in both. Given two sets a and b the union is the set that contains elements or objects that belong to either a or to b or to both. It is one of the fundamental operations through which sets can be combined and related to each other. We use and for intersection and or for union let s look at some more examples of the union of two sets.

The union of two sets a and b is the set of elements which are in a or in b or in both. Commutative associative identity and distributive. We next illustrate with examples. It is denoted by a b and is read a union b.

The following table gives some properties of union of sets. Draw and label a venn diagram to show the union of p and q. Union symbol is represented by u. Union of sets.

For explanation of the symbols used in this article refer to the table of mathematical symbols.