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Mathematics
Mathematics
Problem
Solve
sin
3
x
+
sin
x
=
0
\sin 3x + \sin x = 0
sin
3
x
+
sin
x
=
0
for all
x
x
x
in the interval
0
≤
x
<
2
π
0 \le x < 2\pi
0
≤
x
<
2
π
.
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