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Mathematics
Mathematics
Problem
Calculate
∫
0
π
/
4
(
sin
2
x
+
cos
2
x
)
d
x
\displaystyle \int_{0}^{\pi/4} \bigl(\sin 2x+\cos 2x\bigr)\,dx
∫
0
π
/4
(
sin
2
x
+
cos
2
x
)
d
x
.
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