$\int_{0}^{\frac{\pi}{6}} \sin^2 x \cos x \, dx = কত?$ Chittagong • 2023 ক (ক) $-\frac{5}{24}$ খ (খ) $-\frac{1}{24}$ গ (গ) $\frac{1}{24}$ ঘ (ঘ) $\frac{5}{24}$