D (arctanx ^ 2 + e ^ 2x + LNX + radical 3) = let y = x / LNX find y "=

D (arctanx ^ 2 + e ^ 2x + LNX + radical 3) = let y = x / LNX find y "=

Y = x / LNX, then the first derivative y '= 1 / ln (x) - 1 / (LN (x) ^ 2, the second derivative y' '= - 1 / [XLN (x)] + 2 / [x (LN (x)) ^ 3]