The values of two
functions, f and g, are given in a
table. One, both, or neither of them may be exponential. Give the
exponential models for those that are. (If an answer does not
exist, enter DNE.)
x
−2
−1
0
1
2
f(x)
0.18
0.9
4.5
22.5
112.5
g(x)
16
8
4
2
1
f(x)=
g(x)=