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If f: (e,oo) rarr R & f(x)=log[log (log...

If `f: (e,oo) rarr R & f(x)=log[log (logx)],` then f is -

A

f is one-one and onto

B

f is one-one but onto

C

f is onto but not one-one

D

the range of f is equal to its domain

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A
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