Jalannya gimana ya Itu negatif 2 ya [tex]( \sqrt[3]{343} ) { - }^{2} [/tex]

[tex]( \sqrt[3]{343} ) {}^{ - 2} \\ = ( \sqrt[3]{ {7}^{3} } ) {}^ { - 2} \\ = ({7}^{ \frac{3}{3} } ) {}^{ - 2} \\ = (7) {}^{ - 2} \\ = \frac{1}{ {7}^{2} } \\ = \frac{1}{49} [/tex]
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