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Mathematics · 2023 · 1 mark

CBSE 2023 · Region 6 · Set 1 · Q20

Statement A (Assertion): For 0<θ ≤ 90^°, cosec θ- cot θ and cosec θ+ cot θ are reciprocal of each other. Statement R (Reason): cosec^2 θ- cot^2 θ=1

Statement A (Assertion) : For $\displaystyle 0<\theta \leq 90^{\circ}, \operatorname{cosec} \theta-\cot \theta$ and $\displaystyle \operatorname{cosec} \theta+\cot \theta$ are reciprocal of each other. Statement R (Reason) : $\displaystyle \operatorname{cosec}^{2} \theta-\cot ^{2} \theta=1$
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