Find the second derivative of $y = x^x$.
University of Ilorin MTH102 2025A past question
- $x^x[(\ln x + 1)^2 + 1/x]$
- $x^x(\ln x + 1)$
- $x^x[(\ln x + 1)^2 - 1/x]$
- $x^{x-1}$
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