NDA Math Trigonometric Ratios of Angles and Equations Part 2
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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 : 56 of 75
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+1,
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What is t 1 2 − t 2
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