SOLUTION: I don't understand?
Table:
x y
0 30
1 15
2 7.5
3 3.75
4 1.875
a. Which kind of function best models the data?
b. Write an equation to model the data.
c. If
Algebra.Com
Question 460569: I don't understand?
Table:
x y
0 30
1 15
2 7.5
3 3.75
4 1.875
a. Which kind of function best models the data?
b. Write an equation to model the data.
c. If the pattern shown in the table continues, what is the value of y for x = 6? Round to the nearest hundredth if necessary.
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
Each function value is one-half of the previous value, so you are just multiplying 30 times one-half raised to the 
power.
\ =\ 30\,\cdot\,2^{-x})
\ =\ 30\,\cdot\,2^{-6}\ =\ 0.46875\ \approx\ 0.47)
John
My calculator said it, I believe it, that settles it
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