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二次函数
(2023-2024 东城九上期末)★★★☆...................................................................................................2
(2023-2024 西城九上期末)★★★☆...................................................................................................5
(2023-2024 海淀九上期末)★★★☆...................................................................................................8
(2023-2024 朝阳九上期末)★★★☆................................................................................................. 11
(2023-2024 丰台九上期末)★★☆ ....................................................................................................13
(2023-2024 石景山九上期末)★★★☆.............................................................................................15
(2023-2024 门头沟九上期末)★★★ ................................................................................................18
(2023-2024 房山九上期末)★★★ ....................................................................................................21
(2023-2024 大兴九上期末)★☆........................................................................................................24
(2023-2024 通州九上期末)★★☆ ....................................................................................................26
(2023-2024 顺义九上期末)★★★☆.................................................................................................28
(2023-2024 昌平九上期末)★★★★☆..............................................................................................31
(2023-2024 密云九上期末)★☆........................................................................................................35
(2023-2024 平谷九上期末)★★★☆.................................................................................................37
(2023-2024 燕山九上期末)★☆........................................................................................................39