Which of the following is/are periodic? `f(x)= tan x^2`

Which of the following is a graph of f(x) = tan^(-1) x , ( x in R) ?

Which one of the following is not a periodic function? f(x)=log(sin x)

Find the period of the following functions if they are periodic- f(x)=4sin x

f(x)=tan x-tan^(3)+tan^(5)x-tan^(7)x+.........oo, then which of the following-is/are correct?

Find the period of the following, if exists: f(x) = tan3x + sin(x/3)

Find the periods (if periodic) of the following functions: f(x)= tan""pi/2 [x] where [ ] represents the greatest integer function.

find the period of the following functions: f(x)=tan (x/4)

Find the period for each of the following functions: (a) f(x)=tan 2x (b) f(x)=cot(x/2) , () f(x)=sin 2pix .

Let f (x) =cos ^(-1) ((1-tan ^(2)(x//2))/(1+ tan ^(2) (x//2))) Which of the following statement (s) is/are correct about f (x) ?