Question

The sum of all real values of $k$ for which $(\frac{1}{8})^k \times (\frac{1}{32768})^{\frac{4}{3}} = \frac{1}{8} \times (\frac{1}{32768})^{\frac{k}{3}}$ is

• A. \(\frac{4}{3}\)
• B. -\(\frac{4}{3}\)
• C. \(\frac{2}{3}\)
• D. -\(\frac{2}{3}\)