Question

simplifique:

f) (1/2)².(2/3)³.(1/3)^-2

Answer 1

( 1/2)² * ( 2/3)³  * ( /1/3)⁻²

( 1/2)² =1/4 ***
( 2/3)³ = 8/27 ***
( 1/3)⁻² = (3/1)²  =9 ***
1/4 * 8/27 * 9/1 = 72/108  = 2/3 ****