UPSC CDS 2 2023 Math Paper

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Question : 28 of 100

Marks: +1, -0

If tan⁡x=‌

sin‌⁡θ‌‌+‌cos‌⁡θ‌

sin‌⁡θ‌−cos‌⁡θ‌

, ‌

π‌

4

<θ<‌

π‌

2

, then what is √2 sin x equal to?

sin θ + cos θ
sin θ - cos θ
‌
sin‌⁡θ‌‌+‌cos‌⁡θ‌
2
‌
sin‌⁡θ‌−cos‌⁡θ‌
2

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