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UPSC NDA I 2014 Mathematics Paper

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For the next two (02) items that follow:
Consider the integrals
I1=

π

3

∫

π

6

dx

1+√tanx

and I2=

π

3

∫

π

6

√sinxdx

√sinx+√cosx

[NDA I 2014]

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Question : 88 of 120

Marks: +1, -0

What is I1 equla to ?

π
24
π
18
π
12
π
6

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