Pke cara ...... .....

[tex](64^{-\frac{1}{4}})^{\frac{2}{3}} \\ = (((2^{6}))^{-\frac{1}{4}})^{\frac{2}{3}} \\ = 2^{-\frac{3}{3}} \\ = 2^{-1} \\ = \frac{1}{2} [/tex]

Jawaban: B. 1/2

Semoga Membantu^-^