The middle term in the expansion of $\left(\frac{10}{x}+\frac{x}{10}\right)^{10}$ is

Question

Professor PC Thomas Classes · Answer

Middle term is $T_6 = { }^{10}C_5 (\frac{10}{x})^5 (\frac{x}{10})^5 = { }^{10}C_5$.