MathDB
Problems
Contests
International Contests
Tournament Of Towns
1990 Tournament Of Towns
(247) 1
(247) 1
Part of
1990 Tournament Of Towns
Problems
(1)
TOT 247 1990 Spring A J1 100$ graphs of different quadratic in plane
Source:
3/12/2021
Find the maximum number of parts into which the
O
x
y
Oxy
O
x
y
-plane can be divided by
100
100
100
graphs of different quadratic functions of the form
y
=
a
x
2
+
b
x
+
c
y = ax^2 + bx + c
y
=
a
x
2
+
b
x
+
c
. (N.B. Vasiliev, Moscow)
combinatorial geometry
combinatorics