$$\sqrt [ 4 ] { ( 81 ) ^ { - 2 } }$$
$\frac{1}{9}\approx 0.111111111$
$$\sqrt[4]{\frac{1}{6561}}$$
$$\frac{1}{9}$$
Show Solution
Hide Solution
$\frac{1}{3 ^ {2}} = 0.1111111111111111$