Teaching Jharkhand (JSSC) TGT (6 to 8) Mock Test 2023-24 Mathematics Trigonometry Trigonometric Identities
यदि cosecθ[secθ - tanθ] = √2, तो \(\frac{\sqrt{2} \text {sin} \theta}{\text {secθ + tanθ}}\) का मान ज्ञात कीजिए।
1
2cos2θ
2
2sin2θ
3
sin2θ
4
cosθ