✨ คำตอบที่ดีที่สุด ✨ DR_DespairMagician มากกว่า 6 ปีที่แล้ว https://m.youtube.com/watch?v=Knn3jgISwHc แสดงความคิดเห็น
![請問這題怎麼算？
怎麼求F（合力）
*答案：[(kQq)÷9]×√2↙︎ - 1](https://d1e9oo257tadp1.cloudfront.net/uploads/qa_question_image/file/1680753/thumb_l_webp_17247667947220.webp?Expires=1749411837&Signature=NRVbu0gRIhpMEaE7U8OS1A5Nb526UnfQFzQrgxcoCjMnBsBSEBztwkw2EyZr~TX24Nimb1yBD4XKh~Zz1~1lD1S4KfNhaxuBSYughEMTG~TxI69wXnhEXSB~K0mJSmpLfE~sjMSJ7C8O5vEN6ooouo0M1BLLgSxMRXMpB3X8K3jd-1x68KqGlFh4XZsIhAc~cJUL94toiAykDCcnilXlgm9N5BIC12yTNz0CIzwmsqxsr0wmQO5wdTjCLmSxuXH~mGODqcUqkpgPTlBD4YJveuQNzo2uMDlC8IeY5a3IaepYJTe0xzGz3hMwuXi-UvaO-HRzkuddBJJXTFZW4xKUbg__&Key-Pair-Id=K2W722D70GJS8W&Expires=1749411837&Signature=XeQnXSDYmiBvT8RiBhFWKn8N3S5N8Nxwim7su07kBDEisIikIVyPYjtYh0sWxXFCQXEo4aMptroN~x9htaf9wGwuYEVCsQTjaVUvvOZGZk45cSpvsN7CIjLw07AqxrsBa8qoaY2SxvC8T~tz5EBSwEsKCDXmX1hFAynbTwRkoUWphDF6UZBhCVxrJfeOteA1PHRdx~ZKrvl5ZyWa-S~SLgRZII4gaK6JhQ~w5PrZzjVnqJVqysBeffwJr0Kt50-vOJYcf-1NMluk4jnBdI5aaAUEz~iN-tKr5AN968n4gIY7ufIPDWVDcDQxvVf~IQn7LXStePc8p9YvK3q7QMqsnw__&Key-Pair-Id=K2W722D70GJS8W)
