If f(x)=tan(x)f(x) = \tan(x)f(x)=tan(x), what is the domain of f(x)f(x)f(x)?
All real numbers
x≠nπx \neq n\pix=nπ for integer nnn
x≠π2+nπx \neq \frac{\pi}{2} + n\pix=2π+nπ for integer nnn
x≠π2x \neq \frac{\pi}{2}x=2π