extreme f(x)=ln(8-ln(x))

解答

极值点

f (x) = ln (8 - ln (x))

无

求解步骤

f^{'} (x) = - \frac{1}{x ( 8 - ln ( x ) )}

Find intervals:

无

无

e x t re m e P (a, b) = 6 a^{2} b + 2 a b^{2}

e x t re m e f (x, y) = x^{2} + x y + y^{2} + 6 x - 6 y + 3

e x t re m e f (x) = \frac{ln ( 5 x )}{x}

e x t re m e f (x, y) = x^{2} - 4 x - y^{2} - 6 y + 7

e x t re m e f (x) = x^{5} - 5 x^{4} + 5 = x^{4} (x - 5) + 5