Let f(x) = x − 1 and g(x)...... | JEE Main 2022 | Functions

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JEE MAIN 2022

26-06-22 S2

Question

Let $f: \mathbb{R} \rightarrow \mathbb{R}$ be defined as $f(x)=x-1$ and $g: \mathbb{R}-\{1,-1\}$ be defined as $g(x)=\frac{x^2}{x^2-1}$
Then the function fog is :

Select the correct option:

A

one-one but not onto function

B

onto but not one-one function

C

both one-one and onto function

D

neither one-one nor onto function

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

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