Question 188116
{{{((x^-4y^2)/(x^2y^5))^2}}}
:
Combine the exponents of like terms in a manner that will ensure positive exponents
{{{(1/(x^((2+4))y^((5-2))))^2}}}
{{{(1/(x^6y^3))^2}}}
;
When you raise one exponent to another exponent, multiply
{{{1/(x^12y^6)}}}