问题标题:
数学解圆(英文题)急~~~加分!IftheendpointsofadiameterofcirclePare(-3,4)and(2,-2),findthecoordinatesofthecenterofPA.WhatisthelengthofthediameterofcircleP?Whatistheradius?B.Findanequationofthelinethatist
问题描述:
数学解圆(英文题)急~~~加分!
IftheendpointsofadiameterofcirclePare(-3,4)and(2,-2),findthecoordinatesofthecenterofP
A.WhatisthelengthofthediameterofcircleP?Whatistheradius?
B.Findanequationofthelinethatistangenttothecircleat(-3,4)
朋友请写过程!
孙玲玲回答:
A根号61,(-1/2,1)
B5x-6y+39=0
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