UPSC NDA 2 2019 Mathematics Solved Paper

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Directions (Q. Nos. 94 and 95): Read the following information and answer the two items that follow:
Consider the integrals I1=
Ï€
∫
0
xdx
1+sinx
and I2=
Ï€
∫
0
(π−x)dx
1−sin(π+x)
[NDA II 2019]
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Question : 94 of 120
 
Marks: +1, -0
What is the value of I1 ?
[NDA II 2019]
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