I know the answer is 1/9 but I don't understand how to solve it. I looked it up but I still don't understand. HELp!!
so we can write it as [ 27^(1/3) ]^-2 ----> 27^(1/3) is the cube root of 27 or 3 = 3^-2 = 1/3^2 = 1/9
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