Relations and Functions Exercise 2.3 NCERT Maths class 11
NCERT Mathematics class 11 chapter 2 Relations and Functions Exercise 2.3 solutions are given.
You should study the textbook lesson Relations and Functions very well.
You should also practice all example problems and solutions are given in the textbook.
Observe the solutions and try then in your own method.
NCERT Maths class 11 solutions for some chapters
NCERT Solutions for class 11 maths exercise 2.3
11th class maths solutions
Relations and Functions
Class 11 NCERT Maths chapter 2 Relations and Functions Exercise 2.3
CBSE class 11 maths solutions
Chapter 2
Relations ans Functions
Exercise – 2.3
Class 11 maths exercise 2.3 problem 1
Which of the following relations are functions? Give reasons. if it is a function determine its domain and range
i. {(2, 1), ( 5, 1), (8, 1), (11, 1), (14, 1), (17, 1) }
ii. { (2, 1), (4, 2), (6, 3), (8, 4), (10, 5), (12, 6), (14, 7) }
iii. { (1, 3), (1, 5), (2, 5) }
Class 11 maths exercise 2.3 problem 2
Find the domain and range of the following real functions :
i f(x) = – |x|
Exercise 2.3 chapter 2 NCERT Maths Class 11 Solutions
Class 11 maths exercise 2.3 problem 3
A function f is defined by f(x) = 2x – 5, write down the values of
i. f(0). ii. f(7). iii. f( -3).
Class 11 maths NCERT solutions exercise 2.3 problem 4
The function ‘f’ which maps temperature in degree Celsius into temperature in degree Fahrenheit if defined C = 9C/5 + 35
Find i. t(0) ii. t(28) iii. t (- 10)
iv. The value of C, when t(C) = 212 .
Class 11 maths NCERT solutions exercise 2.3 problem 5
Find the range of following functions
i. f(x) = 2 – 3x, x belongs to R, x > 0.
ii. f(x) x^2 + 2, x is a real number
iii. f(x) = x, x is a real number
Class 11 maths NCERT solutions.
Note : Observe the solutions and try them in your own method.
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