Sets

Question 1

Is devoted to the study of discrete structures

Answer 1

DISCRETE MATH

Question 2

Collection of objects

Answer 2

SETS

Question 3

Unordered collection of objects used in counting

Answer 3

COMBINATIONS

Question 4

sets of ordered pairs

Answer 4

RELATIONS

Question 5

anything that make up a set

Answer 5

OBJECTS

Question 6

Objects in a a set are called _____

Answer 6

ELEMENTS OR MEMBERS

Question 7

Two ways in defining the elements in a given set

Answer 7

Rule or semantic, and set builder notation

Question 8

Two sets are equal if and only if ___.

Answer 8

They have the same elements

Question 9

Two of the things that dont matter in sets are ______

Answer 9

Order and repetition of elements

Question 10

A special set that has no elements

Answer 10

Empty set or null set

Question 11

A set with one element {Ф}

Answer 11

Singleton Set

Question 12

The set a is said to be a ___ of b if and only if every element of A is also an element of B

Answer 12

SUBSET

Question 13

there exist at least one element of B that is not an element of A (A is a ___ of B)

Answer 13

PROPER SUBSET

Question 14

Given a set S, the ___ is the set of all subsets of the set S

Answer 14

POWER SET

Question 15

Denotes the set of all prime numbers

Answer 15

P

Question 16

Denotes the set of all Natural numbers

Answer 16

N

Question 17

{x}

Answer 17

SINGLETON SET

Question 18

{ } or ∅

Answer 18

NULL SET

Question 19

Denotes the set of all Integers

Answer 19

Z

Question 20

Denotes the set of all Rational numbers

Answer 20

Q

Question 21

Denotes the set of all Real numbers

Answer 21

R

Question 22

Denotes the set of all Complex numbers

Answer 22

C

Question 23

used to determine the size of a given set

Answer 23

CARDINALITY

Question 24

Is the set that contains those elements that are either in A or in B, or in both

Answer 24

UNION

Question 25

Is the set that contains those elements that are both in A and B

Answer 25

INTERSECTION

Question 26

Two sets are said to be ____ or ____ if their intersection is empty

Answer 26

DISJOINT or MUTUALLY EXCLUSIVE

Question 27

the set that contains those element that are in A but not in B

Answer 27

DIFFERENCE

Question 28

is the set that contains those elements that are unique in A or in B

Answer 28

SYMMETRIC DIFFERENCE

Question 29

Set of all ordered pairs (a,b)

Answer 29

CARTESIAN PRODUCT