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Standard XII
Mathematics
Question
∫
1
0
x
2
1
+
x
2
d
x
equals
1
−
π
4
1
−
π
3
π
4
π
3
A
1
−
π
3
B
π
3
C
π
4
D
1
−
π
4
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Solution
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∫
1
0
x
2
d
x
1
+
x
2
∫
1
0
1
d
x
−
∫
1
0
1
1
+
x
2
d
x
=
1
−
[
tan
−
1
x
]
|
1
0
=
1
−
[
tan
−
1
1
]
=
1
−
π
4
Thus
∫
1
0
x
2
1
+
x
2
d
x
=
1
−
π
4
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Q1
Observe the following Lists
List-I
List-II
A:
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