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1953 Moscow Mathematical Olympiad
239
MMO 239 Moscow MO 1953 locus in plane sin(x + y) = 0
MMO 239 Moscow MO 1953 locus in plane sin(x + y) = 0
Source:
August 9, 2019
Locus
analytic geometry
trigonometry
Problem Statement
On the plane find the locus of points whose coordinates satisfy
s
i
n
(
x
+
y
)
=
0
sin(x + y) = 0
s
in
(
x
+
y
)
=
0
.
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