Question 54840
{{{(-64/27)^(-2/3))}}}
{{{(27/-64)^(2/3))}}}[Flip the number (the reciprocal) to change the negative exponent to a positive exponent]
.
{{{(cubed root(27/-64)^2))}}}  [Re-write as a radical]
{{{(3/-4)^2))}}}
{{{(9/16)))}}}