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Mathematics
Mathematics
Problem
Evaluate
∫
csc
2
x
ln
(
cos
x
+
cos
2
x
)
d
x
\int \csc^2 x \ln (\cos x + \sqrt{\cos 2x}) dx
∫
csc
2
x
ln
(
cos
x
+
cos
2
x
)
d
x
.
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