JEE Advance - Mathematics (1987 - No. 22)
The smallest positive root of the equation, $$\tan x - x = 0$$ lies in
$$\left( {0,{\pi \over 2}} \right)$$
$$\left( {{\pi \over 2},\pi } \right)$$
$$\left( {\pi ,{{3\pi } \over 2}} \right)$$
$$\left( {{{3\pi } \over 2},2\pi } \right)$$