Respuesta :

Answer:

5.0625

Step-by-step explanation:

Answer:

81/16

Step-by-step explanation:

Here the exponent is negative.  If we were to invert (2/3), we'd get:

(3/2)^4

which is significantly easier to evaluate.

3^4 = 81 and 2^4  = 16.  So the value of the given expression is    81/16.