Total number of possible relations | Relations and Functions | Grade 11 | Math | Khan Academy скачать в хорошем качестве

Total number of possible relations | Relations and Functions | Grade 11 | Math | Khan Academy

Given two sets, how do we find ALL possible relations? And when that's too time consuming, can we at least find the number of all possible relations? Let's find out in this video. We use some key principles from the topic - Permutations and Combinations (without actually getting into the terminologies) to navigate our way out of this problem. Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now! (https://www.khanacademy.org/math/ncer...) Timestamps: 00:00 Examples of cartesian products that are valid relations 02:32 Finding the cartesian product 03:17 Finding the number of subsets 05:19 Generalising the result - Arriving at the formula Khan Academy India is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We have videos and exercises that have been translated into multiple Indian languages, and 15 million people around the globe learn on Khan Academy every month. Support Us: https://india.khanacademy.org/donate Created by Ashish Gupta