How to determine if a relation is a function? | Relations and Functions | Mathematics | Khan Academy

In this video, we will learn which relations are called functions. 00:00 What is a relation? 00:53 Conditions to be satisfied by a function 01:53 Solved examples on determining if a relation (visual) is a function 05:32 Identifying if a relation (in roster form) is a function Practice this concept - https://www.khanacademy.org/math/in-i... Check out more videos and exercises on Relations and Functions - https://www.khanacademy.org/math/in-i... To get you fully ready for your exam and help you fall in love with Math, find the complete bank of exercises and videos for Class XI Maths here - https://www.khanacademy.org/math/in-i... Khan Academy is a free learning platform for Class 1-12 students with videos, exercises, and tests for maths, science, and more subjects. Our content is aligned to CBSE syllabus and available in Hindi, English, and many more regional languages. Experience the joy of easy, seamless, accessible learning anywhere, anytime with Khan Academy. Subscribe to our YouTube channel -    / khanacademy   As a 501(c)(3) nonprofit organization, we would love your help! Donate here: https://www.khanacademy.org/donate?ut... Created by Aakash Singh Bagga