haail perpangkatan dari ((2 per 7)³)⁴ : (2 per 7)^9

[tex](( \frac{2}{7} ) {}^{3} ) {}^{4} \div ( \frac{2}{7} ) {}^{9} \\ = ( \frac{2}{7} ) {}^{12} \div ( \frac{2}{7} ) {}^{9} \\ = ( \frac{2}{7} ) {}^{ 3} \\ = \frac{8}{343} \\ atau \\ = 0.023[/tex]