Answer: 729
Step-by-step explanation:
[tex]\frac{1}{3^{-2} * 3^{-4} * (-1)^{2} }[/tex]
3^-2 = 1/9
3^-4 = 1/81
(-1)^2 = 1
1/(1/9 * 1/81 * 1)
1/ 1/729 = 729
