12.定義一個(gè)對(duì)應(yīng)法則.現(xiàn)有點(diǎn)與.點(diǎn)是 查看更多

 

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定義一個(gè)對(duì)應(yīng)法則.現(xiàn)有點(diǎn),點(diǎn)是線段上一動(dòng)點(diǎn),按定義的對(duì)應(yīng)法則.當(dāng)點(diǎn)在線段上從點(diǎn)開始運(yùn)動(dòng)到點(diǎn)結(jié)束時(shí),點(diǎn)的對(duì)應(yīng)點(diǎn)所經(jīng)過的路線長度為    

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定義一個(gè)對(duì)應(yīng)法則,現(xiàn)有點(diǎn)與點(diǎn),點(diǎn)是線段上一動(dòng)點(diǎn),按定義的對(duì)應(yīng)法則.當(dāng)點(diǎn)在線段上從點(diǎn)開始運(yùn)動(dòng)到點(diǎn)結(jié)束時(shí),點(diǎn)的對(duì)應(yīng)點(diǎn)所經(jīng)過的路線長度為        

 

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定義一個(gè)對(duì)應(yīng)法則,現(xiàn)有點(diǎn)與點(diǎn),點(diǎn)是線段上一動(dòng)點(diǎn),按定義的對(duì)應(yīng)法則.當(dāng)點(diǎn)在線段上從點(diǎn)開始運(yùn)動(dòng)到點(diǎn)結(jié)束時(shí),點(diǎn)的對(duì)應(yīng)點(diǎn)所經(jīng)過的路線長度為        

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定義一個(gè)對(duì)應(yīng)法則f:.現(xiàn)有點(diǎn)A′(1,3)與點(diǎn)B′(3,1),點(diǎn)M′是線段A′B′上一動(dòng)點(diǎn),按定義的對(duì)應(yīng)法則f:M′→M.當(dāng)點(diǎn)M′在線段A′B′上從點(diǎn)A′開始運(yùn)動(dòng)到點(diǎn)B′結(jié)束時(shí),點(diǎn)M′的對(duì)應(yīng)點(diǎn)M所經(jīng)過的路線長度為   

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定義一個(gè)對(duì)應(yīng)法則f:.現(xiàn)有點(diǎn)A′(1,3)與點(diǎn)B′(3,1),點(diǎn)M′是線段A′B′上一動(dòng)點(diǎn),按定義的對(duì)應(yīng)法則f:M′→M.當(dāng)點(diǎn)M′在線段A′B′上從點(diǎn)A′開始運(yùn)動(dòng)到點(diǎn)B′結(jié)束時(shí),點(diǎn)M′的對(duì)應(yīng)點(diǎn)M所經(jīng)過的路線長度為   

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