Find the domain of `f(x)=sec3x`

Find the domain of f(x)=sqrt(x-3)

(c) Find the domain of f(x)=sqrt((x)/(x-3)) .

Find the domain of f(x)=(3^(x))/(x+1)

Find the domain of f(x)=sqrt(x^2-4x+3)

f(x)=sin^(-1)((3-2x)/5)+sqrt(3-x) .Find the domain of f(x).

Find the domain of f(x) = e^(x/2)

f(x)=log_(5)(cos^(-1)sqrt(x^(2)+5x+6)+sec^(-1)[{x}+1]([.] denotes greatest integer function and {.} denotes fractional part function. Find the domain of f(x) :

Find the domain of f(x) = (x^(2)-9)/(x-3)

Find the domain of the :f(x)=sin^(-1)(3x-1)