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1. The other day, you overhear the following conversation.
Lucy: The boss said that pay was a function of the number of hours worked each
week.
Ethel: Do you believe that?
Lucy: Well it seems right, Ethel.
Ethel: Lucy, you should be a little bit more cynical. The boss has favorites you know.
Write an essay which analyzes Lucy and Ethel’s use of the word “function.” What would it mean for
pay to be a function of the number of hours worked each week? What would it mean if it wasn’t? Be
sure to include specific examples in your analysis.
2. Amelia, a student in another section of Math 153, missed a couple weeks of class earlier in the
semester due to stomach flu. Amelia is having some difficulty understanding linear functions . Write a
letter to Amelia explaining what distinguishes a linear function from other functions. It may be
helpful to include examples of functions that are not
linear as well. Include graphs, tables, and
formulas where appropriate.
3. Jack, a student in another section of Math 153, has had to miss the last three weeks of class due to
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This note was uploaded on 03/30/2012 for the course MA 154 taught by Professor Delworth during the Spring '08 term at Purdue.
 Spring '08
 DELWORTH
 Algebra, Trigonometry

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