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National and Regional Contests
Cuba Contests
Cuba MO
2001 Cuba MO
8
8
Part of
2001 Cuba MO
Problems
(1)
x + cos x = 1
Source: - 2001 Cuba MO 2.8
9/15/2024
Find all real solutions of the equation
x
+
c
o
s
x
=
1
x + cos x = 1
x
+
cos
x
=
1
.
trigonometry
algebra