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Let f:""RvecR be a positive increasin...

Let `f:""RvecR` be a positive increasing function with `(lim)_(xvecoo)(f(3x)/(f(x)=1` . Then `(lim)_(xvecoo)(f(2x)/(f(x)=` (1) `2/3` (2) `3/2` (3) 3 (4) 1

A

1

B

`2/3`

C

`3/2`

D

3

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The correct Answer is:
A
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