Difference between revisions of "2009 UNCO Math Contest II Problems/Problem 2"
(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)
Revision as of 21:13, 19 October 2014
(a) Let . For how many between and inclusive is a multiple of ?
(b) For how many between and inclusive is a multiple of 5?