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Problems
(
i
i
i
)
∫
e
tan
−
1
x
(
1
+
x
2
)
d
x
(iii) \int \frac{e^{\tan^{-1} x}}{(1+x^2)} dx
(
iii
)
∫
(
1
+
x
2
)
e
t
a
n
−
1
x
d
x
Mathematics
Problem
(
i
i
i
)
∫
e
tan
−
1
x
(
1
+
x
2
)
d
x
(iii) \int \frac{e^{\tan^{-1} x}}{(1+x^2)} dx
(
iii
)
∫
(
1
+
x
2
)
e
t
a
n
−
1
x
d
x
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