state gov TSPSC Forest Beat Officer (ఫారెస్ట్ బీట్ ఆఫీసర్) Mock Test 2023 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
यदि 1 + sin2 θ – 3 sin θ cos θ = 0 है, तो cot θ का मान क्या है?
1
0, -2
2
2, 1
3
\(1\over 2\), -2
4
\(1\over 3\), -2