✨ Best Answer ✨ なるしゃ over 9 yearsago 頂点がt=2です もちだ over 9 yearsago 自信ありませんが… m i k a ୨୧⑅* over 9 yearsago なるほど！ありがとうございます(´ Post A Comment
-3<a<0 (ii)a>=0 ではいけないのでし... - 1](https://d16qcfao6gys7e.cloudfront.net/uploads/qa_question_image/file/60057/thumb_l_webp_705E5AEF-75E9-4096-AABE-7DD3B86B9F03.webp?Expires=1774754092&Signature=XCDpBtW8bD4NjbHf2ehOuK7bXZ0it2TLB61bcPpYjoJq7FrtOZWTJRGh9-C7s8v1ScJkWiTelsLJdH4Jzeh0pfkLs3b4zy8nisL4CMTrxbOyYpptpZRu4lpW2pP4-HYrF-VmiLrX99ovoPOq2rVknUEIChhjvJrRmqOZ9CAradXFLvkF9g0GUCEJQVMErs3Lg13laG30Sem03z0605-jhir~yWV8PDHuoAZYQ6Kz37WpICcdW7Gxu7h-KwQU1uoG1nCXV-3W-wXAgIkAoMTpnRqEHll66h5zL4zRbTE6Qd11SAMfO-WlevQKXbS86TmRcV7GXW2f8ZcLwJ~0102bsg__&Key-Pair-Id=K2PR0GXBPZ19LT&Expires=1774754092&Signature=cAnDrQ2wnj1O7Xzf2YKTxs5BN6uasfa0tl77E2~NiavJHtuy-QoNvXFPez4D5Q9ozj6UdZ3bkGBRAc8Bm4-cTgOdytVZWli3Enqdcg3St~B4sV4Uypuwoyl7Y6txXK6c0zRZkJFhdlA-lOy1meRDvajAzwLvgja8WUFSsv9N2e4otc7JtlV7ku8w39RvqdawmFPREAMDhoTRC7X24aZ32RkQ3rcCeUGuUN0pQJeSTozk8jfGRy13FGXY6fy3mQwcFFPmRIGFnVK183ufFYPGUtV4su8Zwm3e1tHqNLghDMdictIHU7AwpA27a8oNWBX9SYfZFU-njDm2S61uxLry5Q__&Key-Pair-Id=K2PR0GXBPZ19LT)
自信ありませんが…