Which expression is it equivalent too help a brother out

The expression which is equivalent to the given expression in the task content is; 1/x²⁴.
It follows from the task content that the given expression is; ((x)^-6/x²)³.
Hence, it follows from the laws of indices that the expression can be evaluated as follows;
= (x^-8)³
= x^-²⁴
= (1/x²⁴).
Read more on indices;
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