Tìm x biết \( 2 \left| x - \frac{1}{3} \right| \frac{5}{4} = \left( -\frac{1}{2} \right)^{4} \cdot \left( -\frac{1}{2} \right)^{2} \)

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b) \( 2 \left| x - \frac{1}{3} \right| \frac{5}{4} = \left( -\frac{1}{2} \right)^{4} \cdot \left( -\frac{1}{2} \right)^{2} \)