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数学一道线段难题Findtheshortestdistancefromthepoint(1,3)totheliney=x-4,tothenearesttenth.请详细解答.多谢.

更新时间:2024-04-26 11:00:36
问题描述:

数学一道线段难题

Findtheshortestdistancefromthepoint(1,3)totheliney=x-4,tothenearesttenth.

请详细解答.多谢.

雷美珍回答:

  FindtheshortestdistancefromthepointA(1,3)totheliney=x-4,tothenearesttenth.Solution:AssumepointP(x,y)ontheliney=x-4So,thedistancebetweenA(1,3)andP(x,y)L=√[(x-1)²+(...

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