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1984 USAMO
1
1
Part of
1984 USAMO
Problems
(1)
Polynomial Roots
Source: 1984 USAMO #1
8/11/2009
The product of two of the four roots of the quartic equation
x
4
−
18
x
3
+
k
x
2
+
200
x
−
1984
=
0
x^4 - 18x^3 + kx^2+200x-1984=0
x
4
−
18
x
3
+
k
x
2
+
200
x
−
1984
=
0
is
−
32
-32
−
32
. Determine the value of
k
k
k
.
algebra
polynomial
AMC
USAMO