$x^y = e^{x+y}$ হলে $\frac{dy}{dx} = ?$ Comilla • 2023 ক $\frac{x-y}{x(1 - \ln x)}$ খ $\frac{x-y}{x(\ln x - 1)}$ গ $\frac{y-x}{x(\ln x - 1)}$ ঘ $\frac{x-y}{\ln x - 1}$