Câu hỏi 1Tính $\left(1 + 1\right) \left(1 + \frac{1}{2}\right) \left(1 + \frac{1}{3}\right) \ldots \left(1 + \frac{1}{100}\right)$.$\frac{99}{100}$$\frac{101}{100}$$\frac{1}{100}$$100$$101$