SECTION- C Show that the function f: {R} ...

CBSE Class 12 Math 2020 Outside Delhi Set 2 Solved Paper

Question : 9 of 11

Marks: +1, -0

SECTION- C

Show that the function

f: \mathbb{R} \rightarrow \mathbb{R}

defined by

f(x) = \frac{x}{x^2+1} \forall x \in \mathbb{R}

is neither one-one nor onto.

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