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初二-数学(北京版)一元二次方程解法——公式法（第一课时）

视频地址：https://video.cache.bdschool.cn/vd/3bcdafa5aff5b7160552dfa8bbab4e02.mp4
附件：0610初二数学（北京版）一元二次方程解法——公式法（一）1.pptx
附件：0610初二数学（北京版）一元二次方程解法——公式法（一）2教学设计.docx
附件：0610初二数学（北京版）一元二次方程解法——公式法（一）3学习任务单.docx

21 views Jul 15, 2021

初二-数学（人教版）二次根式的除法初二-数学（北京版）函数的表示法（第二课时）

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