"Show that the function `f: R_0-R_0` , defined as `f(x)=1/x` , is one-one onto,   where
Channel: Doubtnut
Date: 28/06/2020

"Show that the function `f: R_0-R_0`
 , defined as `f(x)=1/x`
 , is one-one onto,
 
  where `R_0`
 is the set of all
 
  non-zero real numbers. Is the result true, if the domain `R_0`
 is replaced by `N`
 with co-domain being
 
  same as `R_0`
 ?"