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यदि u=f(tan x), v=g(sec x) एवं f'(x)=tan...

यदि `u=f(tan x), v=g(sec x)` एवं `f'(x)=tan^(-1)x,g'(x)=cosec^(-1)x` है, तो `x=(pi)/(4)` पर `(du)/(dv)` का मान है
(i) `(1)/(sqrt(2))` (ii) `1` (iii) `sqrt(2)` (iv) `2`

A

`(1)/(sqrt(2))`

B

`1`

C

`sqrt(2)`

D

`2`

लिखित उत्तर

Verified by Experts

The correct Answer is:
C
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