MathDB
Problems
Contests
National and Regional Contests
Vietnam Contests
Hanoi Open Mathematics Competition
2006 Hanoi Open Mathematics Competitions
5
Largest product
Largest product
Source:
January 27, 2012
Problem Statement
Suppose
n
n
n
is a positive integer and 3 arbitrary numbers numbers are chosen from the set
1
,
2
,
3
,
.
.
.
,
3
n
+
1
1,2,3,...,3n+1
1
,
2
,
3
,
...
,
3
n
+
1
with their sum equal to
3
n
+
1
3n+1
3
n
+
1
. What is the largest possible product of those 3 numbers?
Back to Problems
View on AoPS