化简 根号[-(x^3)/(x-1)^2]
问题描述:
化简 根号[-(x^3)/(x-1)^2]
答
∵-x³/(x-1)²>=0
∴x
化简 根号[-(x^3)/(x-1)^2]
∵-x³/(x-1)²>=0
∴x