Find f'(x) if `f(x) = tan x^(tan x)`

Find f'(x), if f(x)= tan^(-1) ""sqrt((1-cos2x)/(1+cos2x))

Find f(x), when f'(x)=(tan x)/(1+2tan^(2)x) and f((pi)/(2))=sqrt(2)+log(sqrt(2))

f(x)=max{tan x,cot x)

Find the domain of the function f (x) = sqrt(tan x - tan^(2) x)

Find the derivative of f(x) = tan x + "sin" x + x^(5)

Find the derivative of f(x) = tan x + "sin" x + x^(5)

For each of the functions find the f _(x), f _(y), and show that f _(xy) = f _(yx). f (x,y) = tan ^(-1)"" ((x)/(y))

The function f(x) = tan x - x

Find the range of f(x) = cot ^(2) x + tan ^(2) x .