For $$0^\circ \leq \theta \leq 90^\circ$$, what is $$\theta$$, when $$\sqrt3 \cos \theta + \sin \theta = 1$$ ?
In this question we will go through option,
$$\sqrt3 \cos \theta + \sin \theta = 1$$
$$\sqrt{\ 3}\cos\ 90^{\circ\ }+\sin\ 90^{\circ\ }=1$$
$$\sqrt{\ 3}\times\ 0+1=1$$
$$1=1$$
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