Time management is very much important in IIT JAM. The eduncle test series for IIT JAM Mathematical Statistics helped me a lot in this portion. I am very thankful to the test series I bought from eduncle.
Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Monica s Best Answer
ok. I got it. I couldn't take sin 1/x as a counter example. Because, it will not maps all cauchy sequence to cauchy sequence. In question, they have asked like " any cauchy sequence"