→ matmoki:-12?122.117.188.214 12/02 10:29
推 tcpetcpe:-2代入就是min了吧210.240.176.170 12/02 10:46
→ JULIKEBEN:-1代入吧? 為什麼是-2? 118.169.96.77 12/02 11:11
→ s1990716:那個...我題目標示得不清楚122.116.127.139 12/02 19:51
→ s1990716:是3x^(2/3)-2x122.116.127.139 12/02 19:52