20eppsj
20eppsj
18.11.2020 • 
Mathematics

From the table below, determine whether the data shows an exponential function. Explain why or why not. x: 3 2 1 -1 y: 8 2 0.5 0.125
a.
No; the domain values are at regular intervals and the range values have a common factor 0.25.
b.
No; the domain values are not at regular intervals although the range values have a common factor.
c.
Yes; the domain values are at regular intervals and the range values have a common factor 4.
d.
Yes; the domain values are at regular intervals and the range values have a common factor 0.25.

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