If `[.]` and `{.}` denote greatest and fractional part functions respectively
Channel: Doubtnut
Date: 2020-04-19

If `[.]` and `{.}` denote greatest and fractional part functions respectively and `f(x)={(x((e^([x]+|x|)-2)/([x]+{2x})),x!=0),(-1,x=0):}` then