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Mathematics
Mathematics
Problem
Find the value of
x
x
x
for which
f
(
x
)
=
sin
x
−
cos
x
f(x) = \sqrt{\sin x - \cos x}
f
(
x
)
=
sin
x
−
cos
x
is defined,
x
∈
[
0
,
2
π
]
x \in [0, 2\pi]
x
∈
[
0
,
2
π
]
.
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