Răspuns:
a) x= (8/3radical2+6/radical2)*radical2/13=26/3radical2*radical2/13=2/3
b) y =(1/radical3-5/7radical3):radical3/14=2/7radical3*14/radical3=4/3
x+y = 2/3+4/3=6/3=2 care este un numar natural
Explicație pas cu pas:
