QuestionUnit Test Unit Test Active
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For $0^{\circ} \leq x<360^{\circ}$, what are the solutions to $\cos \left(\frac{x}{2}\right)-\sin (x)=0$ ? $\left\{0^{\circ}, 60^{\circ}, 300^{\circ}\right\}$ $\left\{0^{\circ}, 120^{\circ}, 240^{\circ}\right\}$ $\left\{60^{\circ}, 180^{\circ}, 300^{\circ}\right\}$ $\left\{120^{\circ}, 180^{\circ}, 240^{\circ}\right\}$