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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Topic wise:Relations and Functions preparation in the form of QUESTION & ANSWER.
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Relations and Functions

True or false: if R is a relation and (x,y) Є R then it is denoted by xRy. Where x is called image of y under R.

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

✔Answer

Correct Answer Is : FALSE

Solution Is :

If (x+1 , y-2) = (3,1) find the value of x.

a) 1.00
b) 2.00
c) 3.00
d) 4.00

✔Answer

Correct Answer Is : 2.00

Solution Is :

If (x+1 , y-2) = (3,1) find the value of y.

a) 1.00
b) 2.00
c) 3.00
d) 4.00

✔Answer

Correct Answer Is : 3.00

Solution Is :

If A X B = { (3,2) , (3,4), (5,2), (5,4)}, then find the value of A.

a) {3,2}
b) {3,4}
c) {3,5}
d) {3,6}

✔Answer

Correct Answer Is : {3,5}

Solution Is :

If A X B = { (3,2) , (3,4), (5,2), (5,4)}, then find the value of B.

a) {2,4}
b) {2,5}
c) {2,6}
d) {2,7}

✔Answer

Correct Answer Is : {2,4}

Solution Is :

Let A = { 1,2,3,4,5} and B = { 1,4,5}, let R be a relation from A to B such that (x,y) Є R if x
a) {1,2,3,4}
b) {4,5}
c) {1,4,5}
d) None of these

✔Answer

Correct Answer Is : {1,2,3,4}

Solution Is :

Let A = { 1,2,3,4,5} and B = { 1,4,5}, let R be a relation from A to B such that (x,y) Є R if x
a) {1,2,3,4}
b) {4,5}
c) {1,4,5}
d) None of these

✔Answer

Correct Answer Is : {4,5}

Solution Is :

True or false: if R is a relation and (x,y) Є R then it is denoted by xRy. Where y is called image of x under R.

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

✔Answer

Correct Answer Is : TRUE

Solution Is :

The set of all ___________ component of the ordered pairs in a relation R is called the domain of the relation R.

a) First
b) Second
c) Third
d) Fourth

✔Answer

Correct Answer Is : First

Solution Is :

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

a) First
b) Second
c) Third
d) Fourth

✔Answer

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Class 12 Maths Study Material

Relations and Functions

True or false: if R is a relation and (x,y) Є R then it is denoted by xRy. Where x is called image of y under R.

Correct Answer Is : FALSE

Solution Is :

If (x+1 , y-2) = (3,1) find the value of x.

Correct Answer Is : 2.00

Solution Is :

If (x+1 , y-2) = (3,1) find the value of y.

Correct Answer Is : 3.00

Solution Is :

If A X B = { (3,2) , (3,4), (5,2), (5,4)}, then find the value of A.

Correct Answer Is : {3,5}

Solution Is :

If A X B = { (3,2) , (3,4), (5,2), (5,4)}, then find the value of B.

Correct Answer Is : {2,4}

Solution Is :

Let A = { 1,2,3,4,5} and B = { 1,4,5}, let R be a relation from A to B such that (x,y) Є R if x a) {1,2,3,4} b) {4,5} c) {1,4,5} d) None of these ✔Answer Correct Answer Is : {1,2,3,4} Solution Is :

Correct Answer Is : {1,2,3,4}

Solution Is :

Let A = { 1,2,3,4,5} and B = { 1,4,5}, let R be a relation from A to B such that (x,y) Є R if x a) {1,2,3,4} b) {4,5} c) {1,4,5} d) None of these ✔Answer Correct Answer Is : {4,5} Solution Is :

Correct Answer Is : {4,5}

Solution Is :

True or false: if R is a relation and (x,y) Є R then it is denoted by xRy. Where y is called image of x under R.

Correct Answer Is : TRUE

Solution Is :

The set of all ___________ component of the ordered pairs in a relation R is called the domain of the relation R.

Correct Answer Is : First

Solution Is :

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

Correct Answer Is : Second

Solution Is :

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Let A = { 1,2,3,4,5} and B = { 1,4,5}, let R be a relation from A to B such that (x,y) Є R if x
a) {1,2,3,4}
b) {4,5}
c) {1,4,5}
d) None of these

✔Answer

Correct Answer Is : {1,2,3,4}

Solution Is :

Let A = { 1,2,3,4,5} and B = { 1,4,5}, let R be a relation from A to B such that (x,y) Є R if x
a) {1,2,3,4}
b) {4,5}
c) {1,4,5}
d) None of these

✔Answer

Correct Answer Is : {4,5}

Solution Is :