Determine the number of six-digit integers (no leading zeros) in which (a) No digit may be repeated;
Question:
(a) No digit may be repeated;
(b) Digits may be repeated. Answer parts
(a) and (b) with the extra condition that the six-digit integer is (i) even; (ii) divisible by 5; (iii) divisible by 4.
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Related Book For
Discrete and Combinatorial Mathematics An Applied Introduction
ISBN: 978-0201726343
5th edition
Authors: Ralph P. Grimaldi
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