Question 84Asked in BPSC TRE 3.0 (2024) Mathematics Class 9-10The value of cos²θ/sinθ + sinθ iscos²θ/sinθ + sinθ का मान है
cos²θ/sinθ + sinθ का मान है
- Asec θsec θ
- Bcosec θcosec θ
- Ctan θtan θ
- DMore than one of the aboveउपर्युक्त में से एक से अधिक
- ENone of the aboveउपर्युक्त में से कोई नहीं
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Correct answer: (B) cosec θcosec θ
Explanation
cos²θ/sinθ + sinθ = (cos²θ + sin²θ)/sinθ = 1/sinθ = cosec θ.cos²θ/sinθ + sinθ = (cos²θ + sin²θ)/sinθ = 1/sinθ = cosec θ।