Question

cosec^2 30 + tan^2, 60​

Answer 1

Step-by-step explanation:

${ cosec }^{2} (30) + { \tan }^{2} (60) \\ \\ {cosec}^{2} (30) + ( - {cot}^{2} (90 - 60)) \\ \\ {cosec}^{2} (30) - { \cot}^{2} (30) \\ \\ = 1$

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