http://www.ck12.org Chapter 1. Functions and Graphs
The positive portion of the exponential graph has been mirrored over theyaxis and the negative portion of the
exponential graph has been entirely truncated.
2.h(g(x)) =h(ex) =−ex
The exponential graph has been reflected over thex-axis.
3.g
(
h(f(x)))
=g(h(|x|)) =g(−|x|) =e−|x|The negative portion of the exponential graph has been mirrored over they-axis and the positive portion of the
exponential graph has been truncated.