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Mathematics
Mathematics
Problem
Evaluate
∫
0
π
/
2
x
sin
x
d
x
\displaystyle \int_{0}^{\pi/2} x\sin x\,dx
∫
0
π
/2
x
sin
x
d
x
. a) 0 b) 1 c) \dfrac{\pi^{2}}{8} d) \dfrac{\pi}{2}
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