sec(tan^(-1)x)" then "(dy)/(dx)=

If y=sec(tan^(-1)x) , then (tan^(-1)x) , then (dy)/(dx)" at "x=1 is equal to

If y="sec"(tan^(-1)x),t h e n (dy)/(dx) at x=1 is (a) cos(pi/4) (b) sin(pi/2) (c) sin(pi/6) (d) cos(pi/3)

If y=log(sec x+tan x), then (dy)/(dx)=

If y = sec(tan^-1x) , then dy/dx at x =1 is equal to

If y=tan^(-1)(sec x+tan x) then (dy)/(dx) =

If y = tan^(-1) (sec x + tan x) " then " (dy)/(dx)= ?

if y = Tan^(-1)(sec x + tanx) then (dy)/(dx) =

If y = tan^(-1) x + sec^(-1) x + cot^(-1) x + "cosec"^(-1)x , then (dy)/(dx) is equal to

If y = tan^(-1) x + cot^(-1) x + sec^(-1) + "cosec"^(-1) x . "then" (dy)/(dx) is equal to