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If f(1) =1 and f^(')(1) =2 then lim(x ra...

If f(1) =1 and `f^(')(1) =2` then `lim_(x rarr 1) (sqrt(f(x))-1)/(sqrt(x) -1) =`

A

2

B

4

C

1

D

(1/2)

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A
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