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Mathematik-Online problems:

Problem 940: First Derivative Test

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Find all relative extrema of the following functions using first-derivative test:
(a)
$ \displaystyle f(x) =\frac{x}{x^2+9}$ .
(b)
$ \displaystyle f(x) = \frac{e^{2x}}{x^4}$ .
(c)
$ \displaystyle f(x) = \frac{e^x+e^{-x}}{2}$ .
(d)
$ \displaystyle f(x) = \frac{x^2}{x-1}$ .
(Author: Rafee )

see also:

[Solutions]
  automatisch erstellt am 14. 12. 2007