Question

what is set? what is sets?​

Answer 1

Answer:

Symbol

Symbol Meaning Example

{ } Set: a collection of elements {1, 2, 3, 4}

A ∪ B Union: in A or B (or both) C ∪ D = {1, 2, 3, 4, 5}

A ∩ B Intersection: in both A and B C ∩ D = {3, 4}

A ⊆ B Subset: every element of A is in B. {3,

Answer 2

Explanation:

In mathematics, a set is a well-defined collection of distinct elements or members.The elements that make up a set can be anything: people, letters of the alphabet, or mathematical objects, such as numbers, points in space, lines or other geometrical shapes, algebraic constants and variables, or other sets.Two sets are equal if and only if they have precisely the same elements.

A set of polygons in an Euler diagram

Sets are ubiquitous in modern mathematics. The more specialized subject of set theory is part of the foundations of mathematics, from which nearly all of mathematics can be derived.

HOPE IT HELPS YOU...

THANKYOU...