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初二-数学(人教版)方差的应用

视频地址：https://video.cache.bdschool.cn/vd/95338dbe6cfcae95846171a60fdf5f4a.mp4
附件：0701初二数学（人教版）-方差的应用-2PPT.pptx
附件：0701初二数学（人教版）方差的应用-1教案.docx
附件：0701初二数学（人教版）方差应用-3学习任务单.docx

17 views Jul 15, 2021

初二-数学(人教版)平行四边形的性质（第二课时）初二-数学(北京版)平行四边形的性质(第一课时)

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