Intro to rational & irrational numbers | Algebra (video) - Khan …
https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:irrational-numbers/x2f8bb11595b61c86:irrational-numbers-intro/v/introduction-to-rational-and-irrational-numbers
WebLearn the difference between rational and irrational numbers, learn how to identify them, and discover why some of the most famous numbers in mathematics, like …
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