Published by:
CGP EDU Academic Team
Published on: August 11, 2026
Let 
. Define a function 
, the 
is :
Text Solution
Verified by ExpertsThe correct answer is:
D
JEE Main 2019
As 
A function 
given by 
So, 
is one-one.
As 
for any 
is not onto.
Hence, 
in injective but not surjective.
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