x-1的2⼀3次方如何化简

2025-06-22 16:02:20
推荐回答(1个)
回答1:

因为x^n的求导公式是(x^n)' = nx^(n-1),
所以 (x-1)^(2/3) = 2/3(x-1)^(2/3-1) = 2/3(x-1)^(-1/3)