Respuesta :

masbrosur

Answer:

1

Step-by-step explanation:

(2/3)² : (1/2)² - 5/9 = .............. (solve the square first)

(2²/3²) : (1²/2²) - 5/9 =

(4/9) : (1/4) - 5/9 = ......(in algebra we do Divide first)

(4/9) x (4/1) - 5/9 =

16/9 - 5/9 =

(16-5)/9 =

9/9 =

1