va rooog repedeeeeeeeeeeeeee
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Răspuns:
Explicație pas cu pas:
a) = (9+20)/12 = 28/12
b) = (165+91)/77 = 256/77
c) = (33+13)/146 = 46/146
d) = (592+33)/111 = 625/111
e) = (77+15)/35 = 92/35
f) = (19+55)/209 = 74/209
g) = (69+5)/115 = 74/115
h) = 8/7 + 13/11 = (88+91)/77 = 179/77