SOLUTION: Need help is writing the function of the following: X Y -2 1/8 -1 1/2 0 2 1 8 2 32

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Question 368212: Need help is writing the function of the following:
X Y
-2 1/8
-1 1/2
0 2
1 8
2 32
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
this is a geometric progression with a ration of 4 (each term is 4 times the preceding term)

the "fudge factor" when X=0 is 2

Y = 2 (4^X)