Changement de variable pour calculer une intégrale définie

When calculating a definite integral with a change of variable, you must take the limits of integration into account! About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a personalized learning interface that allows learners to study at their own pace, at school or at home. We cover math, science, computer science, economics, and more. Our math lessons follow students step by step from preschool to calculus, using cutting-edge, adaptive technology that identifies each student's learning gaps and strengths. Free. For everyone. Forever. #YouCanLearnEverything Subscribe to the Khan Academy French channel:    / @khanacademyfrancais   Find thousands of other 100% free videos and interactive exercises at http://fr.khanacademy.org Video licensed under CC-BY-SA.