RRB NTPC 2017 · Question 383 of 1076

If $$\tan \theta = \frac{1}{\surd{5}}, \cosec^2 \theta = ?$$

Answer: D. $$6$$

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Source: RRB NTPC Tier-2 (CEN 03/2015) 17-Jan-2017 Shift-2 — solved paper with answer key · reliable-secondary

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