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Byju's Answer
Standard XII
Mathematics
Property 1
The value of ...
Question
The value of
∫
1
0
8
l
o
g
(
1
+
x
)
1
+
x
2
d
x
i
s
A
π
8
l
o
g
2
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B
π
2
l
o
g
2
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C
l
o
g
2
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D
π
l
o
g
2
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Solution
The correct option is
D
π
l
o
g
2
I
=
8
∫
1
0
l
o
g
(
1
+
x
)
1
+
x
2
d
x
=
8
∫
π
4
0
l
o
g
(
1
+
t
a
n
θ
)
1
+
t
a
n
2
θ
s
e
c
2
θ
d
θ
(
L
e
t
x
=
t
a
n
θ
)
=
8
∫
π
4
0
l
o
g
(
1
+
t
a
n
(
π
4
−
θ
)
)
d
θ
=
8
∫
π
4
0
l
o
g
(
1
+
1
−
t
a
n
θ
1
+
t
a
n
θ
)
d
θ
=
8
∫
π
4
0
l
o
g
2
d
θ
−
8
∫
π
4
0
l
o
g
(
1
+
t
a
n
θ
)
d
θ
=
8
l
o
g
2
π
4
−
I
2
I
=
2
π
l
o
g
2
I
=
π
l
o
g
2
Suggest Corrections
0
Similar questions
Q.
∫
1
0
l
o
g
(
1
+
x
)
1
+
x
2
d
x
=
Q.
Prove that:
∫
1
0
log
(
1
+
x
)
(
1
+
x
2
)
d
x
=
π
8
log
2
.
Q.
l
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m
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→
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∑
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=
1
k
n
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+
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is equals to
[Roorkee 1999]