find the number of six-digit positive integers whose digits sum to 30 the answer is C(34,5) - C(25,5) - 5C(24,5) + 5C(15,5) +C(5,2)C(14,5) - C(5,2) I just have no idea how to get here. Thanks!
find the number of six-digit positive integers whose digits sum to 30 the answer is C(34,5) - C(25,5) - 5C(24,5) + 5C(15,5) +C(5,2)C(14,5) - C(5,2) I just have no idea how to get here. Thanks!
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter2: Working With Real Numbers
Section2.7: Problem Solving: Consecutive Integers
Problem 3OE
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find the number of six-digit positive integers whose digits sum to 30
the answer is C(34,5) - C(25,5) - 5C(24,5) + 5C(15,5) +C(5,2)C(14,5) - C(5,2) I just have no idea how to get here. Thanks!
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