>> Answer
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[tex] \: [/tex]
[tex]( {7}^{3} ) {}^{ - 2} = x[/tex]
[tex] {7}^{3 \times ( - 2)} = x[/tex]
[tex] {7}^{ - 6} = x[/tex]
[tex] \frac{1}{ {7}^{6} } = x[/tex]
[tex] \frac{1}{117.649} = x[/tex]
Soo, answer for question [tex]\frac{1}{117.649} = x[/tex]
