Question

VA ROGGGGGGGGGGGGggg

Answer 1

Răspuns:

Explicație pas cu pas:

0,(3)=1/3

1/3x9/5=9/15=3/5 (a)

0,2=1/5

(3/5)/(1/5)=3 (b)

-2(1/4)=-9/4

3-9/4=12/4-9/4=3/4 (c)

spune-mi daca nu intelegi ceva.