If cos(2θ + 54°) = sin θ, 0° < (2 θ + 54°) < 90°, then what is the value of {1}/{tan5\theta + cosec\frac{5\theta }{2}}?

SSC CGL Tier II Quant 16 Nov 2020 Paper

Question : 95 of 100

Marks: +1, -0

If cos(2θ + 54°) = sin θ, 0° < (2 θ + 54°) < 90°, then what is the value of

\;{1}/{tan5θ\;\;+\;cosec\;{5θ\;}/{2}}

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