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Mathematics
Problem
f
(
x
)
=
cos
x
−
cos
2
x
f(x)=\cos x-\cos^2 x
f
(
x
)
=
cos
x
−
cos
2
x
,
[
0
,
2
π
]
[0,2\pi]
[
0
,
2
π
]
. Find local maxima, local minima points.
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