DESAFIO: Soma de Potências de Base 2 | Matemática Rio

🔗 Buy the ENEM Math 800+ course: https://pay.hotmart.com/C97770743H Platform: http://www.matematicario.com.br What is - 2² + (- 2)² + 2² - (- 2)²? Well, my friend... It's very simple! Learn with me in another video from Matemática Rio! Matemática Rio is a channel with free and creative online math lessons! Learn compelling content in just a few minutes! Created by Professor Rafael Procopio: Postgraduate degree in Mathematics Teaching (UFRJ); Mathematics teacher in the Rio de Janeiro municipal public school system. Mathematics Rio on social media: Facebook:   / matematicario   Twitter:   / matematicario   Google+: http://www.google.com/+MatematicaRio