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Cosec(-750°) find the value of this trigonometry |
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Answer» cosec(-750°) = 2 Explanation: cosec(-750°) = -cosec750° as [cosec(-θ) = -cosec θ] As, (750°= 4x180° + 30°) - cosec750° = - cosec(4π+30°) -(-cosec30°) = cosec30° = 2 |
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