Question

27 ^ -2/3 * 4 rootunder 81 evaluate.

Answer 1

Answer:

$27^{\frac{-2}{3} } * 4\sqrt{81}$

$= (3^{3} )^{\frac{-2}{3} } * 4(9)$

$= (3^{-2}) * 4(9)$

$= (\frac{1}{3^{2} } ) * 4 * 9$

$= (\frac{1}{9 } ) * 4 * 9$

= 4