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  • Class 12 Maths Study Material

Digitization help student to explore and study their academic courses online, as this gives them flexibility and scheduling their learning at their convenience. Kidsfront has prepared unique course material of Maths Relations and Functions for Class 12 student. This free online Maths study material for Class 12 will help students in learning and doing practice on Relations and Functions topic of Class 12 Maths. The study material on Relations and Functions, help Class 12 Maths students to learn every aspect of Relations and Functions and prepare themselves for exams by doing online test exercise for Relations and Functions, as their study progresses in class. Kidsfront provide unique pattern of learning Maths with free online comprehensive study material and loads of Class 12 Maths Relations and Functions exercise prepared by the highly professionals team. Students can understand Relations and Functions concept easily and consolidate their learning by doing practice test on Relations and Functions regularly till they excel in Maths Relations and Functions.


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
Correct Answer Is : Second
Solution Is :
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