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Mathematik-Online problems:

Problem 984: Composite Functions

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
Suppose that the three functions $ f, g, h$ are given by

$\displaystyle f(x)=x^4, \quad g(x)=2x+5, \quad h(x)=1/(x^2+3). $

Find formulas for the composite functions $ fg, gf, hfg$.
(Author: Rafee )

see also:

[Solutions]
  automatisch erstellt am 25. 11. 2004