x = 2t - t^2
y = 3t - t^3
求參數函數一階微分
2.
x = 2 (cosx)^2
y = 2 cosx sinx
- pi/2 <= X <= pi/2
求參數函數"二階"微分
3.
y={0 , x = 0
{x^2 ln |x| , x ≠ 0
find dy/dx
4.
y = ( 1 + x )^1/x
find dy/dx
5..
x arctan x = e^y
find the value of dy/dx at the point (1, ln (pi/4) )
更新1:
懇請大家幫幫忙~~轉學考考古題:(
更新2:
1&2題 是參變數函數
