2009 UNCO Math Contest II Problems/Problem 2: Difference between revisions
Created page with "== Problem == (a) Let <math>Q_n=1^n+2^n</math>. For how many <math>n</math> between <math>1</math> and <math>100</math> inclusive is <math>Q_n</math> a multiple of <math>5</mat..." |
m moved 2009 UNC Math Contest II Problems/Problem 2 to 2009 UNCO Math Contest II Problems/Problem 2: disambiguation of University of Northern Colorado with University of North Carolina |
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Revision as of 20:13, 19 October 2014
Problem
(a) Let 
. For how many 
between 
and 
inclusive is 
a multiple of 
?
(b) For how many between and inclusive is 
a multiple of 5?
