Which of the following functions shown in the table below could be an exponential function?

Check all that apply.

x -3 -2 -1 0 1 2 3
f(x) 0.67 1.11 1.82 3 5.95 9.15 14.45
g(x) 0.125 0.25 0.5 1 2 4 8
h(x) 0.25 0.5 0.75 1 1.25 1.5 1.75
k(x) 64 16 4 1 0.25 0.0625 0.0156

A. g(x)
B. h(x)
C. k(x)
D. f(x)

Question

Which of the following functions shown in the table below could be an exponential function?

Check all that apply.

x -3 -2 -1 0 1 2 3 
f(x) 0.67 1.11 1.82 3 5.95 9.15 14.45 
g(x) 0.125 0.25 0.5 1 2 4 8 
h(x) 0.25 0.5 0.75 1 1.25 1.5 1.75 
k(x) 64 16 4 1 0.25 0.0625 0.0156

A. g(x) 
   B. h(x) 
   C. k(x) 
   D. f(x)

amoodarya · Answer

k(x) is answer because 
64/4=16
16/4=4
4/4=1
1/4=.25
.25/4=.0625
.0625/4=.016525
and g(x) is also because every time is multiplied by 2

amoodarya · Answer

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