How many four-digit numbers can be formed from the digits 1, 3, 5, 7, 8, and 9
Question:
How many four-digit numbers can be formed from the digits 1, 3, 5, 7, 8, and 9
(a) If each digit may be used once in each number?
(b) If each digit may be used repeatedly in each number?
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Related Book For
Mathematical Applications for the Management Life and Social Sciences
ISBN: 978-1305108042
11th edition
Authors: Ronald J. Harshbarger, James J. Reynolds
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