Contents

- 1 What are joint and disjoint sets?
- 2 Are all equal sets joint sets?
- 3 What is the difference between joint and disjoint?
- 4 What is pair set?
- 5 What are types of sets?
- 6 What is C in set theory?
- 7 Are two sets A and B equal?
- 8 What is difference between equal set and equivalent set?
- 9 What is two sets that contain the same number of elements?
- 10 What is an example of Disjoints sets?
- 11 What is universal set?
- 12 How do you know if a and b is disjoint?
- 13 What is the difference between a set and a pair?
- 14 What is another name for ordered pair in math?
- 15 Why is it called an ordered pair?

## What are joint and disjoint sets?

What is a joint set and disjoint set? Suppose A and B are two non-empty sets such that these two sets are called joint sets if A ⋂ B is a non-empty set. If A ⋂ B is an empty set, then A and B are called disjoint sets.

## Are all equal sets joint sets?

Two sets are said to be equal, if they contain the same elements. As set A and set B are equivalent sets. Two sets are disjoint, if they have no element in common. Set A and set B are disjoint since there is no common element in them.

## What is the difference between joint and disjoint?

Answer: If set A and set B are non empty sets and A ∩ B is also non empty then they are joint set. If set A and set B are non empty sets and A ∩ B is empty set then they are disjoint set. A joint system consists of two or more intersecting joint sets.

## What is pair set?

In mathematics, an unordered pair or pair set is a set of the form {a, b}, i.e. a set having two elements a and b with no particular relation between them. In contrast, an ordered pair (a, b) has a as its first element and b as its second element.

## What are types of sets?

Types of a Set

- Finite Set. A set which contains a definite number of elements is called a finite set.
- Infinite Set. A set which contains infinite number of elements is called an infinite set.
- Subset.
- Proper Subset.
- Universal Set.
- Empty Set or Null Set.
- Singleton Set or Unit Set.
- Equal Set.

## What is C in set theory?

In set theory, the complement of a set A, often denoted by A ^{c} (or A′), are the elements not in A. The relative complement of A with respect to a set B, also termed the set difference of B and A, written B A, is the set of elements in B but not in A.

## Are two sets A and B equal?

Definition 2: Two sets A and B are said to be equivalent if they have the same cardinality i.e. n(A) = n( B ). In general, we can say, two sets are equivalent to each other if the number of elements in both the sets is equal. And it is not necessary that they have same elements, or they are a subset of each other.

## What is difference between equal set and equivalent set?

The equal set definition is that when two sets have the same elements. Equivalent sets do not have to hold the same number but the same number of elements.

## What is two sets that contain the same number of elements?

Two sets which have the same number of elements are equivalent sets. Equivalent sets have different elements but have the same amount of elements. A set’s cardinality is the number of elements in the set.

## What is an example of Disjoints sets?

In mathematics, two sets are said to be disjoint sets if they have no element in common. Equivalently, two disjoint sets are sets whose intersection is the empty set. For example, {1, 2, 3} and {4, 5, 6} are disjoint sets, while {1, 2, 3} and {3, 4, 5} are not disjoint.

## What is universal set?

A universal set (usually denoted by U) is a set which has elements of all the related sets, without any repetition of elements. Universal set contains a group of objects or elements which are available in all the sets and is represented in a Venn diagram.

## How do you know if a and b is disjoint?

Disjoint events cannot happen at the same time. In other words, they are mutually exclusive. Put in formal terms, events A and B are disjoint if their intersection is zero: P(A∩ B ) = 0.

## What is the difference between a set and a pair?

1)Ordered pair is a artificial one…and set is a natural one like I.e already existed or organaised. (2)each pair is only counted two,2…. but each set is counted more than two,any number…

## What is another name for ordered pair in math?

In mathematics, an ordered pair (a, b) is a pair of objects. Ordered pairs are also called 2-tuples, or sequences (sometimes, lists in a computer science context) of length 2. Ordered pairs of scalars are sometimes called 2-dimensional vectors.

## Why is it called an ordered pair?

Why is an ordered pair called an ordered pair? Because order is important! If an ordered pair is written in a different order, it makes a different ordered pair.