Question

Which expression is equivalent to (x⁻⁶/x²)³?
A. 1/x
B. 1/x⁵
C. 1/x⁹
D. 1/x²⁴

Answer 1

(x⁻⁶/x²)³=(x^-6-2)^3=(x^-8)^3=x^-24=

=1/x²⁴

So the answer is variant D