other govt exam ISRO Assistant Mock Test 2022 Quantitative Aptitude Trigonometry Circular Measure of Angles
Which of the value of θ is valid for the expression given below?
4cosθ - tan(90∘ - θ) + sin(60∘ + θ) - cotθ = 1
1
θ = 60∘
2
θ = 30∘
3
θ = 0∘
4
θ = 90∘