9Th Class Math New Book 2025 Exercise 3.3 || PCTB || National Curriculum of Pakistan

This video is about exercise 3.3 of chapter 3 which is sets and functions class 9 mathematics and it covers basic relation and function from caresian product and ordered pairs and types of functions like into function, onto function, one to one function and bijective function etc. This video is also good for pre nine students who want to start their study earlier than their actual classes. 0:00 Relation 7:08 Function 18:29 Question 1 25:08 Question 2 29:25 Question 3 31:24 Question 4 34:52 Question 5 36:59 Question 6 37:55 Question 7 #9thmathnew #9thmathnewbook