Respuesta :

Answer:

81/16

Step-by-step explanation:

(2/3)⁻⁴

Solve for exponent and evaluate.

1/(2/3)⁴

Distribute the power 4 to the whole fraction.

1/(2⁴/3⁴)

1/(16/81)

(16/81)⁻¹

Reciprocal.

= 81/16