求y=lg(x-(x^2-a^2)^(1⼀2))的导数~~要过程~

2025-01-19 14:19:53
推荐回答(1个)
回答1:

y'=[1/(x-(x^2-a^2)^(1/2))]*(1-x/(x^2-a^2)^(1/2)]