MathDB
Problems
Contests
Undergraduate contests
Putnam
1994 Putnam
2
Putnam 1994 B2
Putnam 1994 B2
Source:
July 12, 2014
Putnam
analytic geometry
graphing lines
slope
college contests
Problem Statement
For which real numbers
c
c
c
is there a straight line that intersects the curve
y
=
x
4
+
9
x
3
+
c
x
2
+
9
x
+
4
y = x^4 + 9x^3 + cx^2 + 9x + 4
y
=
x
4
+
9
x
3
+
c
x
2
+
9
x
+
4
in four distinct points?
Back to Problems
View on AoPS