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初二-数学(北京版)一元二次方程的应用（第四课时）

视频地址：https://video.cache.bdschool.cn/vd/fd572b9f5ae4445fb78ef4e0b33f096b.mp4
附件：0622初二数学（北京版）-一元二次方程应用（第四课时）-1教案.docx
附件：0622初二数学（北京版）-一元二次方程应用（第四课时）-2PPT课件.pptx
附件：0622初二数学（北京版）-一元二次方程应用（第四课时）-3学习任务单.docx

17 views Jul 15, 2021

初二-数学(人教版)平行四边形复习（第二课时）初二-英语(外研版)M6 Unit3 Language in use (1)

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