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Mathematics
Mathematics
Problem
Solve the equation
sin
3
x
=
cos
x
\sin 3x = \cos x
sin
3
x
=
cos
x
for all real
x
x
x
such that
0
≤
x
≤
2
π
0\le x\le 2\pi
0
≤
x
≤
2
π
.
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