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Let ` f : R to R ` be such that f (1) = 3 and f'(1) = 6. Then, ` underset( x to 0) lim [(f(1+x))/(f(1))]^(1//x) ` equals

A

1

B

`e^(1//2)`

C

`e^2`

D

`e^3`

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The correct Answer is:
C
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