Question 122685
{{{( (2x) / (2x - 2) )}}}^-2
:
Invert the fraction and eliminate the negative exponent, cancel the 2
{{{(((2x-2))/(2x))^2}}} = {{{((2(x-1))/(2x))^2}}} = {{{(((x-1))/(x))^2}}}
:
Or you could write it:
{{{((x-1)^2)/(x^2)}}}