Have given below a few questions on functions.
1. Give the domain and range of the following functions
i. f(x) = x2 + 1
ii. g(x) = log (x + 1)
iii. h(x) = 2x
iv. f(x) = 1/ (x+1)
v. p(x) = | x + 1|
vi. q(x) = [2x], where [x] gives the greatest integer less than or equal to x
Happy cracking
Related posts
November 29, 2012 CAT Functions Questions from functions have increased over the past few years. Given below is an interesting question from functions.
Question
Consider functions f(x) = x2 + 2x, g(x) = √(x +1) […] Posted in Functions
July 20, 2012 CAT Functions – Answers
Answers to questions on Functions posted more than a while ago here
1. Give the domain and range of the following functions
i. f(x) = x2 + 1
Domain = All real numbers (x can […] Posted in Functions
June 6, 2013 CAT Functions
Question
Qn. f(x + y) = f(x)f(y) for all x, y, f(4) = +3 what is f(-8)?
A. 1/3
B. 1/9
C. 9
D. 6
Answer Choice: B
Explanatory Answer
f(x + 0) = f(x) […] Posted in Functions
February 27, 2014 Functions Question and Solution
Question
Consider set A with 'a' elements, set B with 'b' elements, set C with 'c' elements. We can define a function that is one-one but not onto from set A to set B, a function that […] Posted in Functions