Problem

Problem

If ∣1−∣sin⁡x∣1+sin⁡x∣≥23\left| 1 - \frac{|\sin x|}{1 + \sin x} \right| \ge \frac{2}{3} , then sin⁡x\sin x lies in a. (−∞,−12]∪[12,∞)\left(-\infty, -\frac{1}{2}\right] \cup \left[\frac{1}{2}, \infty\right) b. (−12,12)\left(-\frac{1}{2}, \frac{1}{2}\right) c. [−12,12]\left[-\frac{1}{2}, \frac{1}{2}\right] d. None of the above

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