Question 404633
{{{((-2)^(-1))^(-3)}}}
Your first step is correct. Start by multiplying the exponents:
{{{(-2)^3}}}
There is no reason to find any reciprocals because your negative exponents are gone. The rest is pretty simple. Just cube -2: 
{{{(-2)^3 = (-2)*(-2)*(-2) = -8}}}