MCQ
$\left(-\frac{5}{7}\right)^{-5}$ बराबर है-
- A$\left(\frac{5}{7}\right)^{-5}$
- B$\left(\frac{5}{7}\right)^5$
- C$\left(\frac{7}{5}\right)^5$
- ✓$-\frac{7}{5}^5$
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