RAISONNEMENT PAR CONTRAPOSÉE

🎯 Train your brain by turning your everyday life into a math problem you can solve 💪: https://hedacademy.fr New video series on reasoning and proofs. We'll list the different techniques and methods for demonstrating a mathematical result, which are also useful in everyday life. Each time, we'll see how these methods are used in everyday situations with specific examples. Video Outline: 00:00 The Inverse and Contrapositive 00:21 First example to understand these concepts 03:03 Second example: Dragon Ball Z 04:59 With our friend Pythagoras 06:38 A simple geometric example 07:42 The power of the contrapositive in arithmetic 10:38 Finding the thief with the contrapositive