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2008 PUMaC Algebra A3 / B6
Source:
September 24, 2019
algebra
Problem Statement
Let
f
(
n
)
=
9
n
5
−
5
n
3
−
4
n
f(n) = 9n^5- 5n^3 - 4n
f
(
n
)
=
9
n
5
−
5
n
3
−
4
n
. Find the greatest common divisor of
f
(
17
)
,
f
(
18
)
,
.
.
.
,
f
(
2009
)
f(17), f(18),... ,f(2009)
f
(
17
)
,
f
(
18
)
,
...
,
f
(
2009
)
.
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