CUET Preparation Today
If sinθ + cosecθ = 2. Find the value of (sin156 θ + cosec285 θ). |
\(\frac{1}{153 × 2\sqrt {3}}\) 156 × 285 \(\frac{156}{285}\) 2 |
2 |
If sinθ + cosecθ = 2 then, sinθ =1 and cosecθ = 1 (always) so, θ = 90° Put in find → sin156 θ + cosec285 θ = 1 + 1 = 2 |
