If f(x) = log e ((1 - x)/(1 + x)), | x | < 1 then f(2x/(1 + x²)) is equal to

Sets, Relations and Functions: JEE Main 2019 Mathematics question

JEE Main 2019 · 8 Apr, Morning shift · Q3860

JEE Main 20198 Apr, Morning shiftMathematicsEasySets, Relations and Functions168× since 2002

f(x) = {\log _e}\left( {{{1 - x} \over {1 + x}}} \right)

\left| x \right| < 1

then

f\left( {{{2x} \over {1 + {x^2}}}} \right)

is equal to

JEE Main 2019 · 8 Apr, Morning shift · Q3860

JEE Main 20198 Apr, Morning shiftMathematicsEasySets, Relations and Functions168× since 2002

f(x) = {\log _e}\left( {{{1 - x} \over {1 + x}}} \right)

\left| x \right| < 1

then

f\left( {{{2x} \over {1 + {x^2}}}} \right)

is equal to