https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:real-numbers/x06d55bfa213a79fd:rational-numbers/v/rational-numbers-between-two-rational-numbers 2024-12-27T06:21:45.961878322Z Rational numbers between two rational numbers In this video we understand how many rational numbers can be found between two rational numbers and that too with how we can show this? Devashish Phadnis video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Rational numbers between two rational numbers In this video we understand how many rational numbers can be found between two rational numbers and that too with how we can show this? https://cdn.kastatic.org/ka-youtube-converted/kidrTJwAkOs.mp4/kidrTJwAkOs.mp4 521 Real numbers https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:real-numbers/x06d55bfa213a79fd:irrational-numbers/v/intro-to-rational-irrational-numbers-indian-accent 2025-06-03T10:39:13.727334631Z Intro to rational & irrational numbers Learn the difference between rational and irrational numbers, learn how to identify them, and discover why some of the most famous numbers in mathematics, like Pi and e, are actually irrational. Did you know that there is always an irrational number between any two rational numbers? Kalakrit (Dubbing) video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Intro to rational & irrational numbers Learn the difference between rational and irrational numbers, learn how to identify them, and discover why some of the most famous numbers in mathematics, like Pi and e, are actually irrational. Did you know that there is always an irrational number between any two rational numbers? https://cdn.kastatic.org/ka-youtube-converted/ZFVTMBoD48c.mp4/ZFVTMBoD48c.mp4 354 Real numbers https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:real-numbers/x06d55bfa213a79fd:operations-on-real-numbers/v/sums-and-products-of-irrational-numbers-india 2025-03-28T07:05:36.573142233Z Sums and products of irrational numbers Sums and products of irrational numbers (Indian Accent) Aakash Bagga video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Sums and products of irrational numbers Sums and products of irrational numbers (Indian Accent) https://cdn.kastatic.org/ka-youtube-converted/mMX6fWz0nvk.mp4/mMX6fWz0nvk.mp4 357 Real numbers https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:real-numbers/x06d55bfa213a79fd:operations-on-real-numbers/v/worked-example-rational-vs-irrational-expressions-india 2025-03-28T07:05:36.573142233Z Worked example: rational vs. irrational expressions Worked example: rational vs. irrational expressions (Indian Accent) Aakash Bagga video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Worked example: rational vs. irrational expressions Worked example: rational vs. irrational expressions (Indian Accent) https://cdn.kastatic.org/ka-youtube-converted/fMhzYAlrH2c.mp4/fMhzYAlrH2c.mp4 156 Real numbers https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:real-numbers/x06d55bfa213a79fd:operations-on-real-numbers/v/intro-to-rationalizing-the-denominator-indian-accent 2025-06-09T18:22:32.943194216Z Intro to rationalizing the denominator When we have a fraction with a root in the denominator, like 1/√2, it's often desirable to manipulate it so the denominator doesn't have roots. To do that, we can multiply both the numerator and the denominator by the same root, that will get rid of the root in the denominator. For example, we can multiply 1/√2 by √2/√2 to get √2/2 Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now! (add course link here) 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 Skyloom (Dubbing) video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Intro to rationalizing the denominator When we have a fraction with a root in the denominator, like 1/√2, it's often desirable to manipulate it so the denominator doesn't have roots. To do that, we can multiply both the numerator and the denominator by the same root, that will get rid of the root in the denominator. For example, we can multiply 1/√2 by √2/√2 to get √2/2 Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now! (add course link here) 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 https://cdn.kastatic.org/ka-youtube-converted/JZ9SW8E9jqo.mp4/JZ9SW8E9jqo.mp4 489 Real numbers https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:real-numbers/x06d55bfa213a79fd:2law-of-exponents-for-real-numbers/v/rewriting-roots-as-rational-exponents-india 2025-03-28T07:05:36.573142233Z Rewriting roots as rational exponents Rewriting roots as rational exponents (Indian Accent) Aakash Bagga video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Rewriting roots as rational exponents Rewriting roots as rational exponents (Indian Accent) https://cdn.kastatic.org/ka-youtube-converted/LHMEv0P79-Y.mp4/LHMEv0P79-Y.mp4 259 Real numbers https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:real-numbers/x06d55bfa213a79fd:2law-of-exponents-for-real-numbers/v/evaluating-fractional-exponents-india 2025-03-28T07:05:36.573142233Z Evaluating fractional exponents Evaluating fractional exponents (Indian Accent) Aakash Bagga video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Evaluating fractional exponents Evaluating fractional exponents (Indian Accent) https://cdn.kastatic.org/ka-youtube-converted/FcuFRXOzXoQ.mp4/FcuFRXOzXoQ.mp4 354 Real numbers https://www.khanacademy.org/math/revision-tg-math-class-9/x6c9499d6e7016acd:week-1/x6c9499d6e7016acd:real-numbers/e/revision-real-numbers-tg-class-9 2026-02-18T21:20:35.275198076Z Revision real numbers TG class 9 . Khan Academy exercise