Suppose that thefunctionsh

andf

are defined as follows.

=

h

x

8

x

,

x

0

=

f

x

x

2

2

Find thecompositions

h

h

and

f

f

.

Simplifyyour answers as much as possible.

(Assume that your expressions are defined for all

x

in thedomainof the composition. You donothave to indicate the domain.)

=

h

h

x