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Mathematics
Mathematics
Problem
Evaluate
∫
x
2
d
x
(
x
sin
x
+
cos
x
)
2
\int \frac{x^2 dx}{(x \sin x + \cos x)^2}
∫
(
x
s
i
n
x
+
c
o
s
x
)
2
x
2
d
x
.
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