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Polish MO Finals
1963 Polish MO Finals
5
5
Part of
1963 Polish MO Finals
Problems
(1)
P(x) = x^5 - 3x^4 + 6x^3 - 3x^2 + 9x - 6
Source: Polish MO Finals 1963 p5
8/30/2024
Prove that a fifth-degree polynomial
P
(
x
)
=
x
5
−
3
x
4
+
6
x
3
−
3
x
2
+
9
x
−
6
P(x) = x^5 - 3x^4 + 6x^3 - 3x^2 + 9x - 6
P
(
x
)
=
x
5
−
3
x
4
+
6
x
3
−
3
x
2
+
9
x
−
6
is not the product of two lower-degree polynomials with integer coefficients.
algebra
polynomial