Chrome，
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![人教A高中数学必修一1.2.1 函数的概念[商林娜]【市一等奖】优质课](//imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2Ff457bf0c1385ed7d0dbf3164437213964f92f235.jpg%40672w_378h_1c_%21web-search-common-cover)
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![[基础]高中数学必修第一册 3.2函数的基本性质](//imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2F4d342c74695f23c0ab7b6aa50357170fb3181548.jpg%40672w_378h_1c_%21web-search-common-cover)
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播放：20 时间：2024-06-19简介： -
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![人教A高中数学必修一1.2.1 函数的概念[商林娜]【市一等奖】优质课](http://imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2Ff457bf0c1385ed7d0dbf3164437213964f92f235.jpg%40672w_378h_1c_%21web-search-common-cover)
![[基础]高中数学必修第一册 3.2函数的基本性质](http://imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2F4d342c74695f23c0ab7b6aa50357170fb3181548.jpg%40672w_378h_1c_%21web-search-common-cover)
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