Talk:2007 AIME II Problems/Problem 14
Revision as of 23:54, 15 August 2021 by Wzs26843545602 (talk | contribs)
Here is a completed solution to 2007AIMEII-14.
Let .
.
.
or
(impossible).
Let
.
Then
and the same thing got:
or
.
Let
be an integer and
such that
.Then
.Check if
and we can easily get
and
and
.