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Mathematics
Mathematics
Problem
Evaluate
∫
1
3
2
x
x
2
+
1
d
x
\displaystyle\int_{1}^{3}\frac{2x}{x^{2}+1}\,dx
∫
1
3
x
2
+
1
2
x
d
x
. a)
ln
10
\ln 10
ln
10
b)
ln
5
\ln 5
ln
5
c)
1
2
ln
5
\dfrac{1}{2}\ln 5
2
1
ln
5
d)
2
ln
5
2\ln 5
2
ln
5
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