Mathematics
Senior High
写真の問題のオとカを求めるための式変形のしかたが、分からないので教えてください。
3次方程式x+2x2+3x+4=0 の3つの解をα, β, y とするとき,
イ
a+β+r=
aβ+βr+ra=
aßr=
a3+83+r3=
(1-α)(1-β)(1-r)=
カ
である。
a²+B2+y2=
Answers
No answer yet
Were you able to resolve your confusion?
Users viewing this question
are also looking at these questions 😉
![383 (1)(3]の漸近線を教えてください。
(1)では
なぜ-1-0が-∞になるのでしょうか - 1](https://d1e9oo257tadp1.cloudfront.net/uploads/qa_question_image/file/1804253/thumb_l_webp_D6BF39AA-F312-4187-B4B3-7B9C5CE325B0.webp?Expires=1779793283&Signature=nUiXKcDRoJ6Lrwq0NMdUdgwZBLLhuYCuHK4k8dGugfP1sE~4Qp762VTfWjUdO4WnsgRr3vhb21aLodhmy3m~lUWlQceoOBeMun~1CGJzA4ZZOZm0hreeIUermWPap76ogvFA5Z3mOl2rWiZQO9aHwTHRy1t-1mHu0wX~O4p8r7mqqfo3D38xkwS3T75i4BKOUkVnsFCi-BSZaT5JbTMRtBScCBM-B7pgi66Z2G3UUsxc59pC-~Qn-FcF1jYw56N5bbi-XyTED2nv3BZLxjgrU--W4~dDM2aDDezfcnDEpqHZeH84hq3PGU-t2AyYbRIz3S1E85NdaFT4MnccqedagQ__&Key-Pair-Id=K2W722D70GJS8W&Expires=1779793283&Signature=oE3aV5csP4-vFDjdmdkBsMzP9pkomPXMvpEImv7lWrLCnM1M9-NLHunCuwhwTPTnG5Nr3vTFMkp1lww370UpQ8KvWuDkUmElTYbU41egiRh8MMpGJnOFaJ7fk80BPMXqaOSa~1YgYPszKuSwr3jbLRasowj-DYZiGiZ5ZO-~xzF6Q7NiT-5xLM6zBRbKJQyBEPBFIHoP~NkwoyZeviSXdbiBGkOs6NpimjJlb1ZY2y~A0MXh40W0FpCJDzgRRm7FqDPmjJmHppMQrs2EIPikdiusvII6bs3QPRG6GwRL-YHz5rznUKn~mUfw1WRt7faXX~6K7FFFNyL0wyP6SxCL5g__&Key-Pair-Id=K2W722D70GJS8W)
![383 (1)(3]の漸近線を教えてください。
(1)では
なぜ-1-0が-∞になるのでしょうか - 2](https://d1e9oo257tadp1.cloudfront.net/uploads/qa_question_image/file/1804254/thumb_l_webp_6205CA1D-2D7F-4F50-B305-CE13AD405574.webp?Expires=1779793283&Signature=g8xVM-EO81B1huObCvD6i5ee4BgwyG5qnKPYyEMPjEF7F~M1IzCEaU6BjYrfrkmrzRP~hW0IUiHr47rVP0BKHsnRWNZ0HqQsg3QD3ifdsjuoZ4BFcesdRHqL2lgCKPwvTvCAotNyukWM2bySXZEUhZLipIWW9CqmStZSDySAfeBb~yAbJG5CLmbcBvVLb7H6TL5nKbqbVCcqg5T4sypkb4BcnhJCy-zPtXIg~rP7dNl6T3PxglUS5SCRpPP090XDZ3Y4Q6qdWoiZQwemPbh-LlqsSiGgYCaLl5Z5r3hGVT0-PUVreuR6F1KGpxDJOcm77Z9Vj3m~ADbgF5ppwSuYTw__&Key-Pair-Id=K2W722D70GJS8W&Expires=1779793283&Signature=Jkmt17p0jCm4YhECCWmZT5agWKYTUuDXrl4Fpo1QaaWnEWrGd1KIwHt~cBkahel2ZBt6hmq9Xg8jRQF-bDnJF~s84708WERV0QcnCFKVIuSXCehl7qjSVOTVanGu8hWI7BiiJo1R0th1YxS8tGn~HjfCGHl9Uov-XuH3NYqj33zzlDlQVJhGSNotFAEtNKF22McaH9pDRBtW8X90SzY7t6~og5wK2zyXZFKflB~dyApqetRJPJpCwohu-ZL-se~9ykn38cA3eC12qJM5vjcUUEfKCp~PeCldaxHI4qMPm1dNjs19j41ioMfxipAzgzR-~ELdoetDRHgSJs2qANA6ZQ__&Key-Pair-Id=K2W722D70GJS8W)
![383 (1)(3]の漸近線を教えてください。
(1)では
なぜ-1-0が-∞になるのでしょうか - 3](https://d1e9oo257tadp1.cloudfront.net/uploads/qa_question_image/file/1804255/thumb_l_webp_F8AA55C4-A908-43F7-82CE-172C19ACF60D.webp?Expires=1779793283&Signature=OQzb9kiHbhZ6t7XmxZrl3Y0hNbOFI4MXp4lJstwly95T2XiZqAZmR5X3NESbgBlkmaT627zF4xcSwLuwNh9dH9O0tsMqLQW84betB16XQGpt39jTTWBhSp9BvzcPL6s9~YuXaYManx5H9NkYQuJg1Bx3-gcMn5frfwIU3AvS~76Eim6Re3qTOGEDH6NCGYoKLNgVPCHy~cgmDshQ7Z7c0nuYvoaWEiIFMHhYoHsLa6GMq282lVfMqOsIyV-AWnqmsd3fWrRLwEYIanDJ32ewE~i2uovaGALBL~WvHYzgVGEaha2SJKufUYI923i2LJDTTF8mq5ZDRDuQXZtQO9z~ow__&Key-Pair-Id=K2W722D70GJS8W&Expires=1779793283&Signature=UeMEs-4d35CAcfia9QmEhWnX0N4TjfFMFZIZvIQrZCu7OZah673nebv4lZFCr6gvXI7ayd2pZ7sOUihA-2mr8R8PFwvdHLX8hSA9WqJv16xScKhvGGCU0D24n8IWnjXt3Ebs4yf3EVWB3F1qG7aFr1EgX2DrNOvtQ-PBZ1u7ewVdccCIOkSYV81crI4m4XVdYABOAbG~SQhH5NwfYQaECwY9jkPnmLvnk9fNjKiGQzOsUtgMheGKGSnueQeObmrnuqZugx2Up58ulRHZnmscB2x2jEkL-rTT~k0ex6OqTDOPQtJ4qFyCS3cZuJ8b6W~B1gls3V7h8lgmWE-bQxyAKw__&Key-Pair-Id=K2W722D70GJS8W)
