Piano frequency
There are 52 white keys on a piano.
The frequency of each key is the number of vibrations per second the key's string makes.
Is this relation a function? If not, explain why.
If so, predict an equation that models the data.
Key Position 
1 
8 
15 
22 
29 
36 
43 
Frequency 
27.5 
55 
110 
220 
440 
880 
1760 

Source: Bellman, A. et. al, (no date) Algebra. Nedham, MA: PrenticeHall.
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