How to prepare for Quantitative Aptitude for the CAT>Chapter 20 - Functions>Level of Difficulty>Q 14

EASY

CAT

IMPORTANT

Earn 100

Which of the following is an even function?

50% studentsanswered this correctly

Important Questions on Functions

EASY

CAT

IMPORTANT

How to prepare for Quantitative Aptitude for the CAT>Chapter 20 - Functions>Level of Difficulty>Q 15

Which of the following is not an odd function?

EASY

CAT

IMPORTANT

How to prepare for Quantitative Aptitude for the CAT>Chapter 20 - Functions>Level of Difficulty>Q 16

For what value of

x, x^{2} + 10 x + 11

will give the minimum value?

EASY

CAT

IMPORTANT

How to prepare for Quantitative Aptitude for the CAT>Chapter 20 - Functions>Level of Difficulty>Q 17

$f (x) = x^{2} + 10 x + 11$
In the above question, what will be the minimum value of the function?

EASY

CAT

IMPORTANT

How to prepare for Quantitative Aptitude for the CAT>Chapter 20 - Functions>Level of Difficulty>Q 18

Find the maximum value of the function

1 / (x^{2} - 3 x + 2)

.

MEDIUM

CAT

IMPORTANT

How to prepare for Quantitative Aptitude for the CAT>Chapter 20 - Functions>Level of Difficulty>Q 19

Fing the minimum value of the function

f (x) = \log_{2} (x^{2} - 2 x + 5)

.

EASY

CAT

IMPORTANT

How to prepare for Quantitative Aptitude for the CAT>Chapter 20 - Functions>Level of Difficulty>Q 20

f (x)

is any function

f^{- 1} (x)

is known as inverse of

f (x)

, then

f^{- 1} (x) o f f (x) = \frac{1}{x} + 1

is

EASY

CAT

IMPORTANT

How to prepare for Quantitative Aptitude for the CAT>Chapter 20 - Functions>Level of Difficulty>Q 23

If

f (n) = n^{2} - 7

, then what will be the value of

\sum_{n = 1}^{9} f (n) ?

EASY

CAT

IMPORTANT

How to prepare for Quantitative Aptitude for the CAT>Chapter 20 - Functions>Level of Difficulty>Q 24

What will be the domain of the definition of the function

f (x) = {}^{8 - x}C_{5 - x}

for positive values of

x ?