Learn Maths Relations and Functions, Class 12 Maths Relations and Functions Exercise, Free Online Relations and Functions Lessons

Class 12 Maths Study Material

An Educational platform for Preparation and Practice Class 12. Kidsfront provide unique pattern of learning Maths with free online comprehensive study material in the form of QUESTION & ANSWER for each Chapter of Maths for Class 12. This study material help Class 12, Maths students in learning every aspect of Relations and Functions. Students can understand Relations and Functions concept easily and consolidate their learning by doing Online Practice Tests on Maths,Relations and Functions chapter repeatedly till they excel in Class 12, Relations and Functions. Free ONLINE PRACTICE TESTS on Class 12, Relations and Functions comprise of Hundreds of Questions on Relations and Functions, prepared by the highly professionals team. Every repeat test of Relations and Functions will have new set of questions and help students to prepare themselves for exams by doing unlimited Online Test exercise on Relations and Functions. Attempt ONLINE TEST on Class 12,Maths,Relations and Functions in Academics section after completing this Relations and Functions Question Answer Exercise.

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Relations and Functions

A and B are two non-empty sets then any subset of A*B is called ___________ from A to B.

a) Set
b) Relation
c) Function
d) None of these

✔Answer

Correct Answer Is : Relation

Solution Is :

If R is a relation and (x,y) Є R then it is denoted by ___________.

a) XRy
b) YRx
c) X, y
d) XЄy

✔Answer

Correct Answer Is : XRy

Solution Is :

If R is a relation and (x,y) Є R then it is denoted by xRy. Where y is called __________ .

a) Pre-image of x under R
b) Image of x under R
c) Pre-image of y under R
d) Image of y under R

✔Answer

Correct Answer Is : Image of x under R

Solution Is :

True or false: the set of all second component of the ordered pairs in a relation R is called the range of the relation R.

a) TRUE
b) FALSE
c) Maybe
d) None of these

✔Answer

Correct Answer Is : TRUE

Solution Is :

If R is a relation and (x,y) Є R then it is denoted by xRy. Where x is called __________ .

a) Pre-image of x under R
b) Image of x under R
c) Pre-image of y under R
d) Image of y under R

✔Answer

Correct Answer Is : Pre-image of y under R

Solution Is :

Which are the types of relation from following?

a) One-one relation
b) Many-one relation
c) Into relation
d) All of these

✔Answer

Correct Answer Is : All of these

Solution Is :

Which is not the types of relation from following?

a) One-one relation
b) Many-one relation
c) Into relation
d) Many-many relation

✔Answer

Correct Answer Is : Many-many relation

Solution Is :

The set of all first component of the ordered pairs in a relation R is called the _________ of the relation R.

a) Domain
b) Range
c) Co-domain
d) All of these

✔Answer

Correct Answer Is : Domain

Solution Is :

The set of all second component of the ordered pairs in a relation R is called the _________ of the relation R.

a) Domain
b) Range
c) Co-domain
d) All of these

✔Answer

Correct Answer Is : Range

Solution Is :

If R is a relation from A to B then set B is called the ___________ of the relation R.

a) Domain
b) Range
c) Co-domain
d) All of these

✔Answer

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Class 12 Maths Study Material

Relations and Functions

A and B are two non-empty sets then any subset of A*B is called ___________ from A to B.

Correct Answer Is : Relation

Solution Is :

If R is a relation and (x,y) Є R then it is denoted by ___________.

Correct Answer Is : XRy

Solution Is :

If R is a relation and (x,y) Є R then it is denoted by xRy. Where y is called __________ .

Correct Answer Is : Image of x under R

Solution Is :

True or false: the set of all second component of the ordered pairs in a relation R is called the range of the relation R.

Correct Answer Is : TRUE

Solution Is :

If R is a relation and (x,y) Є R then it is denoted by xRy. Where x is called __________ .

Correct Answer Is : Pre-image of y under R

Solution Is :

Which are the types of relation from following?

Correct Answer Is : All of these

Solution Is :

Which is not the types of relation from following?

Correct Answer Is : Many-many relation

Solution Is :

The set of all first component of the ordered pairs in a relation R is called the _________ of the relation R.

Correct Answer Is : Domain

Solution Is :

The set of all second component of the ordered pairs in a relation R is called the _________ of the relation R.

Correct Answer Is : Range

Solution Is :

If R is a relation from A to B then set B is called the ___________ of the relation R.

Correct Answer Is : Co-domain

Solution Is :

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