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Problems
Contests
National and Regional Contests
Russia Contests
All-Russian Olympiad Regional Round
1996 All-Russian Olympiad Regional Round
8.1
8.1
Part of
1996 All-Russian Olympiad Regional Round
Problems
(1)
Ice cream costs 2000 rubles - All-Russian MO 1996 Regional (R4) 8.1
Source:
9/23/2024
Ice cream costs
2000
2000
2000
rubles. Petya has
40
0
5
−
39
9
2
⋅
(
40
0
3
+
2
⋅
40
0
2
+
3
⋅
400
+
4
)
400^5 - 399^2\cdot (400^3 + 2\cdot 400^2 + 3\cdot 400 + 4)
40
0
5
−
39
9
2
⋅
(
40
0
3
+
2
⋅
40
0
2
+
3
⋅
400
+
4
)
rubles. Does Petya have enough money for ice cream?
algebra