1003082606

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1003082606

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How many of the following inequalities have the same solution set?

\begin{aligned} 2 {(\frac{1}{4})}^{2 x - 1} - {(\frac{1}{2})}^{4 x - 2} - \frac{1}{4} & \leq 0 \\ 2^{4 x + 4} - 15 \cdot 4^{2 x} & \geq 2^{4} \\ 9^{2 x + 1} - 2 \cdot 3^{5} & \geq 3^{4 x + 1} \end{aligned}

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