Functions Part 1

Section: Mathematics

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Question : 80 of 100

Marks: +1, -0

The function f:R→[−

1

2

,

1

2

] defined as f(x)=

x

1+x2

, is :

[Main 2017]

neither injective nor surjective
invertible
injective but not surjective
surjective but not injective

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