Friday, 11 October 2013

8n + 4

Show that, for any positive integer n, the sum of  (8n + 4) consecutive positive integers cannot be a perfect square

No comments:

Post a Comment

Define f:RR by \[f(x)= \begin{cases}(1-\cos x) \sin \left(\frac{1}{x}\right), & x \neq 0 \ 0, ...