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Integrals
hard
0:00.0
Evaluate
∫
0
π
/
2
1
1
+
sin
x
d
x
\int_{0}^{\pi/2} \frac{1}{1 + \sin x} dx
∫
0
π
/2
1
+
s
i
n
x
1
d
x
.
A
1
B
2
C
1/2
D
0
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