A) 1
B) 0
C) \[-1\]
D) Cannot be determined
Correct Answer: A
Solution :
(a) \[\frac{x}{y}=\frac{{{6}^{3}}}{{{7}^{3}}}\div {{\left( \frac{6}{7} \right)}^{3}}=\frac{{{6}^{3}}}{{{7}^{3}}}=1\Rightarrow {{\left( \frac{x}{y} \right)}^{-10}}={{1}^{-10}}=1\]You need to login to perform this action.
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