EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 16 - Functions>COMEDK UGET 2014>Q 1

HARD

COMEDK UGET

IMPORTANT

Earn 100

If $f : [0, \infty) \to [2, \infty)$ is given by $f (x) = x + \frac{1}{x}$ , then $f^{- 1} (x)$ equals

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Important Questions on Functions

EASY

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 16 - Functions>COMEDK UGET 2014>Q 1

The domain of function

y = \sqrt{x - 2} + \sqrt{1 - x}

is

MEDIUM

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 16 - Functions>COMEDK UGET 2015>Q 1

The number of bijective functions from the set

A

to itself, if

A

contains

108

elements is

EASY

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IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 16 - Functions>COMEDK UGET 2015>Q 1

If

f (x) = e^{x}

and

g (x) = \log_{e} e^{x}

, then which of the following is True?

HARD

COMEDK UGET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 16 - Functions>COMEDK UGET 2014>Q 1

If

f : [0, \infty) \to [2, \infty)

is given by

f (x) = x + \frac{1}{x}

, then

f^{- 1} (x)

equals