妙!不知為什麽被稱最難高考題之一。比北京那個容易多了。
所有跟帖:
• 難在那個“且”上吧? -15少- ♂ (330 bytes) () 06/21/2023 postreply 13:46:15
• 標準答案。先證|b| < 4。 -wxcfan123- ♂ (81 bytes) () 06/21/2023 postreply 15:41:00
• 難在那個“且”上吧? -15少- ♂ (330 bytes) () 06/21/2023 postreply 13:46:15
• 標準答案。先證|b| < 4。 -wxcfan123- ♂ (81 bytes) () 06/21/2023 postreply 15:41:00
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