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# Solved: Use this data for the exercises that follow: In 2013, there were roughly 317 ISBN: 9781938168383 369

## Solution for problem 57 Chapter 9.7

College Algebra | 1st Edition

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Problem 57

Use this data for the exercises that follow: In 2013, there were roughly 317 million citizens in the United States, and about 40 million were elderly (aged 65 and over). If you meet five U.S. citizens, what is the percent chance that exactly one is elderly? (Round to the nearest tenth of a percent.)

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Inverse functions: 3 2  x has an inverse, but x does not  Horizontal line test: o A function is one-to-one if no horizontal line intersects y=f (x) more than once o If a function is one-to-one, the function has an inverse f ( f (x))=x...

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##### ISBN: 9781938168383

The full step-by-step solution to problem: 57 from chapter: 9.7 was answered by , our top Math solution expert on 03/09/18, 07:59PM. This textbook survival guide was created for the textbook: College Algebra, edition: 1. This full solution covers the following key subjects: . This expansive textbook survival guide covers 68 chapters, and 4376 solutions. Since the solution to 57 from 9.7 chapter was answered, more than 214 students have viewed the full step-by-step answer. The answer to “Use this data for the exercises that follow: In 2013, there were roughly 317 million citizens in the United States, and about 40 million were elderly (aged 65 and over). If you meet five U.S. citizens, what is the percent chance that exactly one is elderly? (Round to the nearest tenth of a percent.)” is broken down into a number of easy to follow steps, and 54 words. College Algebra was written by and is associated to the ISBN: 9781938168383.

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