If \({\log _{\rm{x}}}\left( {\frac{5}{7}} \right) = - \frac{1}{3}\), then the value of x is

If \({\log _{\rm{x}}}\left( {\frac{5}{7}} \right) = - \frac{1}{3}\), t

1.	If \({\log _{\rm{x}}}\left( {\frac{5}{7}} \right) = - \frac{1}{3}\), then the value of x is
A.	343 / 125
B.	125 / 343
C.	-25 / 49
D.	-49 /25
Answer» B. 125 / 343

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If \({\log _{\rm{x}}}\left( {\frac{5}{7}} \right) = - \frac{1}{3}\), then the value of x is

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