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Let f:(-pi/2,pi/2)vecR be given by f(x)=...

Let `f:(-pi/2,pi/2)vecR` be given by `f(x)=(log(sec"x"+tan"x"))^3` then `f(x)` is an odd function `f(x)` is a one-one function `f(x)` is an onto function `f(x)` is an even function

A

f (x) is an odd function

B

f (x) is a one-one function

C

f (x) is an onto function

D

f (x) is an even function

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