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2008 PUMaC Algebra B5
Source:
September 24, 2019
algebra
Problem Statement
How many real roots do
x
5
+
3
x
4
−
4
x
3
−
8
x
2
+
6
x
−
1
x^5 +3x^4 -4x^3 -8x^2 +6x-1
x
5
+
3
x
4
−
4
x
3
−
8
x
2
+
6
x
−
1
and
x
5
−
3
x
4
−
2
x
3
−
3
x
2
−
6
x
+
1
x^5-3x^4 -2x^3 -3x^2 -6x+1
x
5
−
3
x
4
−
2
x
3
−
3
x
2
−
6
x
+
1
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