MathDB
Problems
Contests
National and Regional Contests
Vietnam Contests
Hanoi Open Mathematics Competition
2018 Hanoi Open Mathematics Competitions
14
polynomial P(k) =k/(k + 1), k=0,...,2017, p(2018)=? (HOMC 2018 Ind. p14)
polynomial P(k) =k/(k + 1), k=0,...,2017, p(2018)=? (HOMC 2018 Ind. p14)
Source:
January 31, 2020
algebra
polynomial
Problem Statement
Let
P
(
x
)
P(x)
P
(
x
)
be a polynomial with degree
2017
2017
2017
such that
P
(
k
)
=
k
k
+
1
P(k) =\frac{k}{k + 1}
P
(
k
)
=
k
+
1
k
,
∀
k
=
0
,
1
,
2
,
.
.
.
,
2017
\forall k = 0, 1, 2, ..., 2017
∀
k
=
0
,
1
,
2
,
...
,
2017
. Calculate
P
(
2018
)
P(2018)
P
(
2018
)
.
Back to Problems
View on AoPS