UPSC NDA I 2019 Mathematics Solved Paper

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Question : 47 of 120

Marks: +1, -0

tan 54° can be expressed as

[NDA I 2019]

sin‌9°+cos‌9°
sin‌9°−cos9°
sin‌9°−cos‌9°
sin‌9°+cos9°
cos‌9°+sin‌9°
cos‌9°−sin‌9°
Sin‌36°
Cos‌36°

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