269674
Preliminaries Given a set of tabulated values of a function f ( x ) , let it be required to compute the value of f ( x ) at a given value of x , say , x = a. Let the tabulated values be as in the table below and let xr Dr +1 .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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