1.

If y = xn-1 ln x, then the nth order derivative of y with respect to x at \(x=\dfrac{1}{2}\) is:

A. 3 ⋅ [n!]
B. 2 ⋅ [(n + 1)!]
C. 3(n - 1) ⋅ [n!]
D. 2 ⋅ [(n - 1)!]
Answer» E.


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