Question

asta mai e, mersi oricum ​

Answer 1

Răspuns:

Explicație pas cu pas:

0,(3) = 3/9 = 1/3

(0,(3))^2 = (1/3)^2 = 1/9

n = 4/3 - 4/3*(4/3 - 1/9) : 44/9

= 4/3 - 4/3*(12/9 - 1/9) *9/44

= 4/3 - 4/3 *11/9*9/44

= 4/3 - 1/3

= 3/3 = 1