(Part 1) L3 - Chapter 1 Relations and Functions Class 12 IIT JEE Mains

Lecture 3 Booklet Questions (NCERT, Exemplar, Question Bank, Private Publishers)
00:00:01 Introduction to this part of lecture
00:01:32 One – One or Injective and Many – One
00:22:23 Question 3
Let A = {1, 2, 3}, B = {4, 5, 6, 7} and let f = {(1, 4), (2, 5), (3, 6)} be a function from A to B. Show that f is one-one.
00:24:50 Onto (Surjective) and Into
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