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if f:[0.oo)->(0,oo), f(x) = x/(1-x) is...

` if f:[0.oo)->(0,oo), f(x) = x/(1-x) `is

A

one-one and onto

B

one-one but onto

C

onto but not one-one

D

neither one-one nor onto

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The correct Answer is:
B
NA
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