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Integrals
medium
0:00.0
Evaluate
∫
0
1
1
x
2
+
1
d
x
\int_0^1 \frac{1}{x^2+1} dx
∫
0
1
x
2
+
1
1
d
x
.
A
π
/
2
\pi/2
π
/2
B
π
/
4
\pi/4
π
/4
C
1
1
1
D
π
/
6
\pi/6
π
/6
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