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If 'a' and 'b' are two rational numbers, then \( \left( \frac{a}{b}\right)^{-n} \) is equal to
A) \( -n \left( \frac{a}{b} \right) \)
B) \(-\left(\frac{a}{b} \right)\)
C) \( \Large \frac{1}{\left( \frac{b}{a} \right)^n} \)
D) \( \Large \frac{1}{\left( \frac{a}{b} \right)^n}\)
Correct answer:
D) \( \Large \frac{1}{\left( \frac{a}{b} \right)^n}\)
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