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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=ASIAQXTC4KK6XXRA7ZRK%2F20250707%2Fsa-east-1%2Fs3%2Faws4_request&X-Amz-Date=20250707T080212Z&X-Amz-Expires=900&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEGQaCXNhLWVhc3QtMSJHMEUCIQD7lBmElqwDs0MRHN1SRDaFpKUWcLgKcuxeSSrS3BzEmAIgCXqZRLeDpcJWxfI4zAfGCfEOTQuuMpgA0VscWb%2BbcZsq5QMIbRACGgwwNTA2NzMyNDI4MTMiDCwewpRfb2SGgxXSxirCAySN4kJS21FzGd3ti0Qvw2iERapXc3yi%2F07MC%2BBFGGtG7NhdcSE9zg8kKP03eh%2BzTijvvGRrmC7vkBRT%2FfbKmVyp4klLqnS8N7bdQ7LF4NYFHQT%2BB3ti2vaegdiKD5vnsKS%2B7xRt%2BTVafIiw5fcTI27nicH0F001NjM0DUjh40sdWS36KoRFsphtMbUcLblFBP2oD1POS%2FXYbfj4xEF6QbNJlFKaDcKf1PnCS%2F9snxCmk2Ps%2Bve%2BvWmxOW%2FFMz1YZaeAkqZnb%2BokKgAI46CO2MG2qY5kj1dwbuBEMf1NYBmjl9Pp79vQkcfrpBS5moIF%2BlouQuKET1TNsk8PGkaAdhVyz%2BCAClrI1rs8zhixuOQpaHYp4gc662rUXVAG7H%2B8W5X0xSQMjBNoUr9sYgciVc2hwZLbVy6QMXUF6a66M4bSZmtNLTh%2Fuq2Pse1KIP549Mfn8J1rbqpy0Nc5HSRv5m3oMX4mu0qjK7sE0cDK72JIJZAkU1Ncz%2BqsQlvK3BUOalx%2BojCJVbTiIOkcwFGiU2g8goB%2BZUzeyYMzIzIZNIFViXrHyTuZjREji9wgCNmS1e8y%2BNDZgf4cZv197Duh03vn7jDyka3DBjqlAe5raR%2FW1PdNG6ykPRTsE8WHj2WIR0nFZVbzPCcFf6v2k%2FlcmsbjIoUZpwNt4mkG8LYBI2MwVshml9M5tyvY4gJwF%2Fe3Q9iWiexqN%2B3H4khUI7aeeU%2B1Cg8smo0IYyUzWXciXaLSjeZN%2BjaNSTb16DjszljdezL236Jl8xR5he47XVmpTKr1NDMcXEXQ2KVQc3%2FT4pu%2FngNoHrUWy85tnU44IUVjHA%3D%3D&X-Amz-Signature=8380e4b6a30c2df42cdc595f64180b32c4b2fb01a91d77467fff6936aaac84e9&X-Amz-SignedHeaders=host&x-id=GetObject)
