UPSC NDA I and II 2020 Math Solved Paper
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DIRECTIONS (Qs. 19-21) : Read the following information and answer the three items that follow:
Lett n = sin n θ + cos n θ
Let
[NDA-I 2020]
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Question : 20 of 120
Marks:
+1,
-0
What is t 1 2 − t 2
[NDA-I 2020]
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