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The function f:R->R defined by f(x) =(e^...

The function `f:R->R` defined by `f(x) =(e^|x|-e^-x)/(e^x+e^-x)` is

A

One-one and onto

B

One-one but not onto

C

Not one-one but onto

D

Neither one-one nor onto

Text Solution

Verified by Experts

The correct Answer is:
D
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