How do we know that surds are irrational? Math Foundations

#math #foundations #surds In this lesson, we explore how we can tell the difference between a rational number with a really large period, and a surd. We show conclusively that surds can not be written as rational numbers. Feel free to visit us at https://treena.org for questions with every video, interactive explorations and to track your progress through all of our awesome content! :) Subscribe for more lessons like these! Chapters: 0:00 sqrt(2) is Irrational 4:36 Writing sqrt(2) as a Rational 11:48 We can't write sqrt(2) as a Rational 14:02 Summary 15:29 End Screen