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Let f (x) = lim (n to oo) n ^(2) tan (ln...

Let `f (x) = lim _(n to oo) n ^(2) tan (ln(sec""(x)/(n )))and g (x) = min (f(x), {x}}`
(where {.} denotes fractional part function)
Left derivative of `phi(x) =e ^(sqrt(2f (x))) at x =0` is:

A

0

B

1

C

`-1`

D

Does not exist

Text Solution

Verified by Experts

The correct Answer is:
C
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