How many four-digit numbers can be formed from the digits 1, 4, 5, 7, 8, and 9
Question:
How many four-digit numbers can be formed from the digits 1, 4, 5, 7, 8, and 9
(a) If the numbers must be even and digits are not used repeatedly?
(b) If the numbers are less than 3000 and digits are not repeated?
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Related Book For
Mathematical Applications For The Management, Life And Social Sciences
ISBN: 9781337625340
12th Edition
Authors: Ronald J. Harshbarger, James J. Reynolds
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