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Subscribe to our channel and stay up to date with our updates. Soon ALL Math, Chemistry and Physics for High School will be available. Don't miss out! Share our channel with your friends. Wear this shirt! If you have knowledge in any of the 8 subjects of the entrance exam and want to help make Vestibulandia the largest High School portal in the country, free of charge, join our team! ----------------------------------------- In this class, we will see the definitions and deductions of the main formulas used in rooting. We will also show the connection of this concept with Exponentiation. Finally, we will show some classic cases that cause a lot of confusion among students and a new practical rule for the approximate calculation of square roots. ----------------------------------------- Useful links: Website: www.vestibulandia.com or www.vestibulandia.com.br FAQ (forum): forum.vestibulandia.com Twitter: www.twitter.com/nerckie Facebook: www.facebook.com/nerckie Youtube Channel: /nerckie Direct Link to Mat Zero. 2.0: matematicazero2.vestibulandia.com Direct Link to Mat Zero (old classes): matematicazero.vestibulandia.com Direct Link to Math: matematica.vestibulandia.com