Solved Paper-II On Topic : Solved Paper-II SET(MH) May 29 2016

Que : 2 . Let f: X → Z and g is one-to-one and onto. Which of the following is not true ?

1. If f is one-to-one then h is one-to-one and onto
2. If f is not onto then h is not onto
3. If f is not one-to-one then h is not one-to-one
4. If f is one-to-one then h is one-to-one
Please Select Ans Options .