Prove that any positive integer N is divisible by 11 if and only if the difference between the sum of odd digits and the sum of even digits is divisible by 11
Prove that any positive integer N is divisible by 11 if and only if the difference between the sum of odd digits and the sum of even digits is divisible by 11
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
Chapter11: Rational And Irrational Numbers
Section11.8: Adding And Subtracting Radicals
Problem 5E
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Prove that any positive integer N is divisible by 11 if and only if the difference between the
sum of odd digits and the sum of even digits is divisible by 11.
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