Question Number 186555 by yaslm last updated on 05/Feb/23
Commented by yaslm last updated on 06/Feb/23
I am sorry, I need domain and Draw D
Answered by qaz last updated on 06/Feb/23
![[Df]= [((∂f/∂x),(∂f/∂y)) ]= [((tan y),(xsec^2 y)) ]](Q186562.png)
$$\left[{Df}\right]=\begin{bmatrix}{\frac{\partial{f}}{\partial{x}}}&{\frac{\partial{f}}{\partial{y}}}\end{bmatrix}=\begin{bmatrix}{\mathrm{tan}\:{y}}&{{x}\mathrm{sec}\:^{\mathrm{2}} {y}}\end{bmatrix} \\ $$
Commented by yaslm last updated on 06/Feb/23
I am sorry , I need domain and draw