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A soma das raízes da equação sen²x + 2cos²x = 2, no intervalo [0, 2π], vale
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![A soma das raízes da equação sen²x + 2cos²x = 2, no intervalo [0, 2π], vale](https://prod-meuguru-guruia-assets.s3.sa-east-1.amazonaws.com/h9gqLGWskP0SEUb-pgxdzQyqT?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=ASIAQXTC4KK63BPA66NT%2F20250707%2Fsa-east-1%2Fs3%2Faws4_request&X-Amz-Date=20250707T112802Z&X-Amz-Expires=900&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEGoaCXNhLWVhc3QtMSJHMEUCIHY6Ande%2F7P0RYQGxBICnkcn3EHHOmEDFMK8%2FaEn7MdLAiEA5OyibUq3wZANjzy4ZFXTRSpxQOIWoYIbu%2B%2FI8j%2FxXeIq5QMIcxACGgwwNTA2NzMyNDI4MTMiDDy6Hky20%2BC0C2TRnyrCAwYpKdFTTDx9J8%2B6sd%2FyVG3ZrRSKSyFekLkyMwQKqyYKR9EvgEa73wZ7gYVvx7Z%2BnCIFgpMwrIFZhYqttDWnT8YlK7a%2BAM8DyU4CXN%2BVk4EJE594Lilc%2BUyqT1F22yCFDs6dna5UtSeAgxpmRI%2FfhMBqs4XXSPByqyHIMq0hxWXScRKZH6pGhQccUSrKb0PBF6zZb9U0yA%2BiNJNRq70kug%2By8sI8jqO2noTHFgdyPN0YAvNUyaWq4dOUs0WlLbuhB7VDbEiELpX8OyADDPmzC2%2F8AiOV%2BxwS67UIpcPb8UDxKf3oAQyXkXZLnggWmJoemceQxlYwA0nHFXsuBuK%2FrWHUDghRsVpu2XCIsVJaPvLgnOOPk5SzSfdXUalUaeE%2F7Kitorn%2BFcHbwfRI8CWe3cPRFP21f8rtRQpIiLCGuJM6CgZoC4jOYDxI27x8Jnp75dNJB20p%2B%2BvZcPMOZs15F8xi%2BlI7GRapFvnxcDaUOxV6L0fo6l6s8CG6x4fVymcByA6JJ8NG4dqR4TDbnsTktO938P3CDocw2612IC%2FIB53XOMP8FX5MZAeMRIfayt2Owjdi7nHm0HwmmExGp7pdYWKqbTCYsa7DBjqlAR4eb3pHgJXihp7i3OnVpgnyrh0aGfzK8FXyl41ZSYgO0Qyp%2Frv3a4Ol%2B%2BiqSaEy82WMcp75G%2Bf0oJV708hKtLj87R4MCeTa4VfCzz0CCTdfTGBJM6OcLHJpKz09uP1a6wJ54qnJO6ZJOgrNyyFLblWMG1WdVaqz8r2WCurzMKP7N5T6R6s6FOjihpZGp%2BhlyrYy%2F8c3B1DYjKbYi9Zw%2FiAdXkF1tg%3D%3D&X-Amz-Signature=66312e984f8a32a0c7090105b524bdd0ba25a41f96af1fa3393c7a33ebb43e72&X-Amz-SignedHeaders=host&x-id=GetObject)
