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f: (0,oo) to (-pi/2,pi/2)" be defined as...

`f: (0,oo) to (-pi/2,pi/2)" be defined as, "f(x)=tan^(-1) (log_(e)x)`.
The above function can be classified as :

A

injective but not surjective

B

surjective but not injective

C

neither injective nor surjective

D

both injective as well as surjective

Text Solution

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The correct Answer is:
D
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