Mathematics · Trigonometry
If (1 + cot2θ) + (1 + (cot2θ)-1) is equal to k, then √k = ?
- 1sin θ sec θ
- 2sin θ cos θ
- 3cosec θ sec θ✓
- 4cosec θ cos θ
Correct answer
cosec θ sec θ
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