$\int_{1}^{2} e^{2x+5} \, dx = ?$ Rajshahi • 2023 ক $\frac{1}{2} (e^7 - e^9)$ খ $2 (e^9 - e^7)$ গ $\frac{1}{2} (e^9 - e^7)$ ঘ $2 (e^9 + e^7)$