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抛物线上两点斜率公式
更新时间： 2021-05-28 04:09:54  

1、已知抛物线上的两点A(x1,y1) , B(x2,y2), 则AB的斜率为k=(y2-y1)/(x2-x1) (x1≠x2)；抛物线x^2=2py上任意两点的斜率可以表示为：k=(x1+x2)/2p。

关键词： 抛物线 两点 斜率 公式

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