[math]z={\partial f \over \partial x} \cdot (x-x_0) + {\partial f \over \partial y} \cdot (y-y_0) +z_0[/math]
- Target Group (Age)
- 14 – 18
- Language
- Chinese Traditional / 繁體中文
Error
A timeout occurred. Trying to re-save …
Sorry, but the server is not responding. Please wait a few minutes and then try to save again.
