Let a function be defined by then, is

JEE Main - Previous Year Papers JEE MAIN 2022 JEE MAINS 28 JUNE 2022 PAPER SHIFT -1 Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 11, 2026

Let a function be defined by

then, is

one-one but not onto

onto but not one-one

neither one-one nor onto

one-one and onto

Text Solution

Verified by Experts

The correct answer is:

Note that for any element, it will fall into exactly. one of these sets.

Corresponding to that , we will get exactly one value of .

Thus, is one - one & onto.

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