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A function f:[0,oo)to[0,oo) defined as f...

A function `f:[0,oo)to[0,oo)` defined as `f(x)=(x)/(1+x)` is :

A

one-one and onto

B

one-one but not onto

C

onto but not one-one

D

neither one-one nor onto

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The correct Answer is:
B
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