Hello,
No it is not like that kindly studied properly by solving the trigonometric equations and practicing it
Question : If $\sin ^2 \theta-3 \sin \theta+2=0$, then find the value of $\theta\left(0^{\circ} \leq \theta \leq 90^{\circ}\right)$.
Option 1: 45°
Option 2: 0°
Option 3: 60°
Option 4: 90°
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile