ax^2 + by^2 = 1
Differentiate both sides with respect to x, without solving it for y.
With steps plz.
Easy differentiation
2011-10-13 3:55 am
回答 (1)
2011-10-13 4:22 am
✔ 最佳答案
ax^2 + by^2 = 12ax + (2by)(dy/dx) = 0
dy/dx = -2ax/2by
dy/dx = -ax/by
收錄日期: 2021-04-26 14:56:33
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20111012000051KK00640