UPSC NDA 2 2017 Mathematics Solved Paper

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Question : 38 of 120

Marks: +1, -0

√1+sinA=−(sin‌‌

A

2

+cos‌‌

A

2

) is true if

[NDA II 2017]

‌‌
3π
2
<A<‌‌
5π
2
only
‌‌
π
2
<A<‌‌
3π
2
only
‌‌
3π
2
<A<‌‌
7π
2
0<A<‌‌
3π
2

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