Question

0,(3):[1supra6-3×(2+1supra9)+1supra2×5supra3]​

Answer 1

Răspuns:

Explicație pas cu pas:

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

1/3 : [1/6 - 3* (2 + 1/9) + 1/2 *5/3]

= 1/3 : (1/6 - 3*19/9 + 5/6)

= 1/3 : (6/6 - 57/9) = 1/3 : (9/9 - 57/9)

= 1/3 : (-48/9) = -1/3*9/48 = -9/16