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Write an exponential function from a table
Grade Level
SAT Prep
M177 Write an exponential function from a table
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The table lists values of W(x). Table: x | 10, 12, 14; W(x) | 320, 80, 20. Which exponential equation is consistent with the table?
A
W(x) = 320(1/4)^((x - 10)/2)
B
W(x) = 320(4)^((x - 10)/2)
C
W(x) = 320(1/4)^(x - 10)
D
W(x) = 80(1/4)^((x - 10)/2)
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