Question

( 2/3)-⁴ ×, (27/8)-²​

Answer 1

Step-by-step explanation:

The negative power can be written in positive form by interchanging the numbers of numerator and denominator.

So, it can be written as..

(3/2)⁴ × (8/27)²

= 81/16 × 64/729

= 4/9

Answer 2

*ANSWER*

(2/3)-⁴ x (27/8)²

2/3 x 27/8 (cross multiplication)

(9/4){-⁴-(-²)} ( the numbers inside the flower bracket are known for the powers )

(9/4)² =81/16