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If sinθ = 1/2, find the value of (3cot2θ + 3). |
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Answer» We have, sinθ = 1/2 ⇒ cosecθ = \(\frac{1}{sin\theta}\) = 2 Now, 3cot2θ+3 = 3(1+cot2θ) = 3cosec2θ = 3×22 = 3×4 = 12. Hence, The value of (3cot2θ+3) is 12. |
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