Test Index

UPSC NDA II 2014 Mathematics Paper

Show Para Hide Para

For the next three (03) items that follow:
Consider the function f(x)=

x−1

x+1

[NDA II 2014]

© examsnet.com

Question : 25

Total: 120

What is f(f(x)) equal to?

x
-x
-1/x
None of the above

Go to Question:

Prev Question

Next Question