A U.S. postal zip code is a five-digit number. a) How many zip codes are possible if

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A U.S. postal zip code is a five-digit number.
a) How many zip codes are possible if any of the digits 0 to 9 can be used?
b) If each post office has its own zip code, how many possible post offices can there be?

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College Algebra Graphs and Models

ISBN: 978-0321845405

5th edition

Authors: Marvin L. Bittinger, Judith A. Beecher, David J. Ellenbogen, Judith A. Penna

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Question Posted: Apr 12, 2016 10:10 AM

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A U.S. postal zip code is a five-digit number. a) How many zip codes are possible if

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a Since repetition is allowed each of the 5 ...View the full answer

College Algebra Graphs and Models

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